Standard Lemma guide

thruster

noun · 7 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.

  • General-American: /ˈθɹʌ.stɚ/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -ʌstə(ɹ)
  • CMU ARPABET: TH R AH1 S T ER0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

One who thrusts, who pushes or stabs.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A device for propelling an object, especially a spacecraft or a ship (marine vessel).

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A bow thruster or a stern thruster.

Definition source: English Wiktionary via Wiktextract

Topics: nautical, transport

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

A surfboard (usually a shortboard) with three fins of approximately equal size, one centred at the back, one on each side about 25cm forward and out near the rails.

Definition source: English Wiktionary via Wiktextract

Topics: hobbies, lifestyle, sports, surfing

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

An ambitious, driven person; a go-getter.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

a small rocket engine that provides the thrust needed to maneuver a spacecraft

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: rocket, rocket engine

7

noun

Meaning 7

one who intrudes or pushes himself forward

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: pusher

Antonyms: none provided

Broader terms: intruder, interloper, trespasser

History

Etymology

From thrust + -er. The surfboard sense was coined (but never trademarked) by Simon Anderson, who created the design in 1980. The name was almost immediately applied generically to any surfboard with that fin design.