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booster

Pronunciation: /ˈbustɚ/

The English word “booster” has 13 meanings listed here.

noun

  1. Something that boosts.
  2. The first stage of a multistage rocket, providing primary or supplemental thrust for liftoff and early flight.
  3. A motor-generator set used for voltage regulation in direct current electrical power circuits.
  4. Someone who publicly promotes or endorses (something or someone); a fan or supporter.
  5. A member of a booster club.
  6. A booster dose.
  7. A small quantity of a sensitive explosive that is triggered by a detonator and provides the energy needed to detonate a larger quantity of a less-sensitive explosive.
  8. A term that serves to amplify or strengthen an utterance, such as "really".
  9. A power-up item.
  10. A package of cards or figurines designed to add to a player's collection.
  11. A thief.
  12. A booster engine fitted to a steam locomotive.

verb

  1. To give a booster shot to; to boost.

Etymology

From boost + -er.

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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.