Standard Lemma guide

loosen

verb · 15 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ˈluːsn̩/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: L UW1 S AH0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

verb

Meaning 1

To make loose.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Examples

  • to loosen a knot; to loosen one's grip / hold on something
  • After the Thanksgiving meal, Bill loosened his belt.
  • 1626, Francis Bacon, Sylva Sylvarum: or A Naturall Historie, London: William Lee, Century 5, p. 111, [...] after a yeares Rooting, then Shaking doth the Tree good, by Loosening of the Earth [...]

Meaning relationships

Synonyms: ease, relax, untighten

Antonyms: none provided

2

verb

Meaning 2

To become loose.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

Examples

  • I noticed that my seatbelt had gradually loosened during the journey.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To disengage (a device that restrains).

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: undo, unfasten

Antonyms: none provided

4

verb

Meaning 4

To become unfastened or undone.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

To free from restraint; to set at liberty.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: liberate, release, set free

Antonyms: none provided

6

verb

Meaning 6

To relieve (the bowels) from constipation; to promote defecation.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Examples

  • 1626, Francis Bacon, Sylva Sylvarum: or A Naturall Historie, London: William Lee, Century 1, p. 14, [...] Feare looseneth the Belly; because the Heat retiring inwards towards the Heart, the Gutts and other Parts are relaxed;

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

verb

Meaning 7

To create a breach or rift between (two parties).

Definition source: English Wiktionary via Wiktextract

Usage: obsolete, transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

verb

Meaning 8

To sail away (from the shore).

Definition source: English Wiktionary via Wiktextract

Usage: intransitive, obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: put out

Antonyms: none provided

9

verb

Meaning 9

become loose or looser or less tight

Definition source: Princeton WordNet 3.0

Examples

  • The noose loosened
  • the rope relaxed

Meaning relationships

Synonyms: relax, loose

Antonyms: stiffen

Broader terms: weaken

10

verb

Meaning 10

make loose or looser

Definition source: Princeton WordNet 3.0

Examples

  • loosen the tension on a rope

Meaning relationships

Synonyms: loose

Antonyms: stiffen

Broader terms: change, alter, modify

Narrower terms: relax, unbend, slacken, remit, slack, unscrew

11

verb

Meaning 11

make less dense

Definition source: Princeton WordNet 3.0

Examples

  • loosen the soil

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: change, alter, modify

Narrower terms: scarify, ruffle, fluff

12

verb

Meaning 12

cause to become loose

Definition source: Princeton WordNet 3.0

Examples

  • undo the shoelace
  • untie the knot
  • loosen the necktie

Meaning relationships

Synonyms: untie, undo

Antonyms: none provided

Broader terms: change, alter, modify

13

verb

Meaning 13

disentangle and raise the fibers of

Definition source: Princeton WordNet 3.0

Examples

  • tease wool

Meaning relationships

Synonyms: tease, tease apart

Antonyms: none provided

Broader terms: disentangle, unsnarl, straighten out

14

verb

Meaning 14

become less severe or strict

Definition source: Princeton WordNet 3.0

Examples

  • The rules relaxed after the new director arrived

Meaning relationships

Synonyms: relax

Antonyms: none provided

Broader terms: change

15

verb

Meaning 15

make less severe or strict

Definition source: Princeton WordNet 3.0

Examples

  • The government relaxed the curfew after most of the rebels were caught

Meaning relationships

Synonyms: relax

Antonyms: none provided

Broader terms: change, alter, modify

History

Etymology

Etymology tree Proto-Indo-European *lewh1- Proto-Indo-European *lewHs-der. Proto-Germanic *leusaną Proto-Germanic *lausaz Old Norse laussbor. Middle English loos English loose English -en English loosen From loose + -en.

Across languages

Translations

70 source translations are retained for this English entry.

  • Albanian: liroj — to make less tight
  • Arabic: أَرْخَى (ʔarḵā) — to make less tight
  • Arabic: حَلَّ (ḥalla) — to make less tight
  • Arabic: فَكَّكَ (fakkaka) — to make less tight
  • Aromanian: distringu — to make less tight
  • Aromanian: disfac — to make less tight
  • Bulgarian: разхлабвам (razhlabvam) — to make less tight
  • Chinese Mandarin: 鬆開 /松开 (sōngkāi) — to make less tight
  • Czech: uvolnit — to make less tight
  • Danish: løsne — to make less tight
  • Dutch: losmaken — to make less tight
  • Egyptian: z:A1*s-f:x*x-V12:D40 (sfḫḫ) — to make less tight
  • Esperanto: malfiksi — to make less tight
  • Finnish: löysätä — to make less tight
  • Finnish: höllätä — to make less tight
  • Finnish: löyhentää — to make less tight
  • French: desserrer — to make less tight
  • Gallurese: allintà — to make less tight
  • Gallurese: allinà — to make less tight
  • German: lösen — to make less tight
  • German: lockern — to make less tight
  • Gothic: 𐌻𐌰𐌿𐍃𐌾𐌰𐌽 (lausjan) — to make less tight
  • Greek: χαλαρώνω (chalaróno) — to make less tight
  • Ancient Greek: λύω (lúō) — to make less tight
  • Ido: laxigar — to make less tight
  • Irish: scaoil — to make less tight
  • Italian: allentare — to make less tight
  • Japanese: ゆるめる (yurumeru) — to make less tight
  • Japanese: ほどく (hodoku) — to make less tight
  • Ladino: afloshar — to make less tight
  • Latin: labefacio — to make less tight
  • Latin: solvō — to make less tight
  • Māori: whakatangatanga — to make less tight
  • Māori: whakakorokoro — to make less tight
  • Māori: whakakaewa — to make less tight
  • Māori: whakahorohoro — to make less tight
  • Māori: whakangoru — to make less tight
  • Māori: tākōkō — to make less tight
  • Norwegian Bokmål: løsne — to make less tight
  • Norwegian Bokmål: løse — to make less tight
  • Norwegian Nynorsk: løyse — to make less tight
  • Portuguese: afrouxar — to make less tight
  • Romanian: desface — to make less tight
  • Russian: ослабля́ть (oslabljátʹ) — to make less tight
  • Russian: осла́бить (oslábitʹ) — to make less tight
  • Campidanese Sardinian: ammollai — to make less tight
  • Sardinian: allenare — to make less tight
  • Spanish: aflojar — to make less tight
  • Spanish: soltar — to make less tight
  • Spanish: arriar — to make less tight
  • Spanish: filar — to make less tight
  • Spanish: destensar — to make less tight
  • Spanish: desajustar — to make less tight
  • Swedish: gå upp — to make less tight
  • Turkish: gevşemek — to make less tight
  • Turkish: gevşetmek — to make less tight
  • Albanian: shlo — to free from restraint; to set at liberty
  • Albanian: zgjidh — to free from restraint; to set at liberty
  • Bulgarian: освобождавам (osvoboždavam) — to free from restraint; to set at liberty
  • Finnish: vapauttaa — to free from restraint; to set at liberty
  • Finnish: irrottaa — to free from restraint; to set at liberty
  • Gothic: 𐌲𐌰𐌻𐌰𐌿𐍃𐌾𐌰𐌽 (galausjan) — to free from restraint; to set at liberty
  • Ancient Greek: λύω (lúō) — to free from restraint; to set at liberty
  • Māori: whakamatora — to free from restraint; to set at liberty
  • Portuguese: soltar — to free from restraint; to set at liberty
  • Portuguese: liberar — to free from restraint; to set at liberty
  • Portuguese: libertar — to free from restraint; to set at liberty
  • Russian: освобождать (osvoboždatʹ) — to free from restraint; to set at liberty
  • Finnish: helpottaa — to remove costiveness
  • Swedish: lösa upp — to remove costiveness