Standard Lemma guide

underarm

adj · noun · verb · 6 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.

  • US: /ˈʌndɚˌɑɹm/
  • Australia: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: AH2 N D ER0 AA1 R M Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

For use under the arm.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The armpit.

Definition source: English Wiktionary via Wiktextract

Usage: attributive, often

Examples

  • underarm deodorant

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Old-fashioned and now outlawed style of bowling in which the arm is not swung over the shoulder.

Definition source: English Wiktionary via Wiktextract

Topics: ball-games, cricket, games, hobbies, lifestyle, sports

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

verb

Meaning 4

To supply with insufficient weaponry.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

adjective

Meaning 5

with hand brought forward and up from below shoulder level

Definition source: Princeton WordNet 3.0

Examples

  • an underhand pitch
  • an underhand stroke

Meaning relationships

Synonyms: underhand, underhanded

Antonyms: none provided

6

adverb

Meaning 6

with the hand swung below shoulder level

Definition source: Princeton WordNet 3.0

Examples

  • throwing a ball underarm

Meaning relationships

Synonyms: underhand

Antonyms: none provided

History

Etymology

From under- + arm. The armpit sense is not old, historically speaking (1920s), and it is believed to have arisen as a euphemism in advertising.

Across languages

Translations

12 source translations are retained for this English entry.

  • Azerbaijani: qoltuqaltı — armpit
  • Basque: besape — armpit
  • Bulgarian: подмишница (podmišnica) — armpit
  • Esperanto: akselo — armpit
  • Esperanto: subbrako — armpit
  • Finnish: kainalo — armpit
  • Greek: μασχάλη (mascháli) — armpit
  • Hawaiian: ʻēʻē — armpit
  • Hawaiian: pōʻaeʻae — armpit
  • Italian: ascella — armpit
  • Russian: подмышка (podmýška) — armpit
  • Turkish: koltuk altı — armpit