boost

B3O1O1S1T1
/buːst/Northern Ireland, Scotland/bʉst/

noun

A push from behind or below, as to one who is endeavoring to climb.

“The controversy gave a boost to the author's sales.”

CommonScrabble 7

Meanings

nounboost (plural boosts)

plural boosts

  1. A push from behind or below, as to one who is endeavoring to climb.
  2. Something that helps, or adds power or effectiveness; assistance.

    The controversy gave a boost to the author's sales.

  3. natural sciencesA coordinate transformation that changes velocity.
  4. uncountableautomotiveA positive intake manifold pressure in cars with turbochargers or superchargers.
verbboost (third-person singular simple present boosts, present participle boosting, simple past and past participle boosted)

present singular third person boosts · participle present boosting · participle past boosted · past boosted

  1. transitiveTo lift or push from behind (one who is endeavoring to climb); to push up.

    Gaddis found that with his broken arm, he couldn't climb the wall. Josh grabbed his foot and boosted him up.

    2009, Richard L. Cave, Peace Keepers, page 39
  2. broadlytransitiveTo help or encourage (something) to increase or improve; to assist in overcoming obstacles.

    This campaign will boost your chances of winning the election.

    3 more examples

    As unsatisfied with wafty promises that arts learning inspires “creativity” as with pledges that it boosts scores, the Project Zero researchers videotaped several very different classrooms in two schools with intensive arts instruction.

    2008 April 27, Ann Hulbert, “Drawing Lessons”, in The New York Times

    More flak was aimed at the Treasury's apparent lack of marketing skills, when it was argued that its idea of how to sell tickets was along the lines of "you can get two tickets for the price of two", and it lacks the sales and promotional skills of the train operating companies which are needed to boost revenue.

    2022 January 12, Tom Allett, “Network News: MPs concerned at Treasury's influence on rail industry”, in RAIL, number 948, page 13

    “ A god of blues . Have you got them , Doctor ? " " Boost him sir , boost him . “ ” “ He thinks ! Shall we let him ponder ? ” “ He only calls . What have you , Doctor ? Three ducks , ' tis yours . The Doctor pulls the wad without a ...

    1910, The Gopher: Annual Publication of the Student Body of the University of Minnesota, volume 24, University of Minnesota, →OCLC, page 228
  3. slangtransitiveTo steal.

    One time Noojie had to spend a weekend in jail for boosting and the four of us was left at the crib with Killer.

    2006, Noire [pseudonym], Thug-A-Licious: An Urban Erotic Tale, New York, N.Y.: One World, Ballantine Books, →ISBN, page 46
    1 more example

    It is not at all unusual or suspicious for a woman to spend a good deal of the day out shopping, and feminine clothing styles often make it relatively easy for a female shoplifter to conceal "boosted" merchandise on her person.

    1978, Harold J. Vetter, Ira J. Silverman, The Nature of Crime, page 296
  4. CanadatransitiveTo jump-start a vehicle by using cables to connect the battery in a running vehicle to the battery in a vehicle that won't start.

    It's easy to boost a dead battery, but this can be dangerous if it's done the wrong way.

    1980, Popular Mechanics, volume 154, number 4, page 152
    2 more examples

    If I want to use the charged Montana battery to boost my old Summit where do I connect the negative cable on the good battery of the Montana?

    2004, Doug Mitchell, “how to connect for boost?”, in alt.autos.gm (Usenet)

    Virtue is therefore like boosting one car battery from another: you want to connect positive to positive and negative to negative.

    2010, Thomas Hurka, The Best Things in Life: A Guide to What Really Matters, page 121
  5. transitivemedicineTo give a booster shot to.
  6. transitiveengineeringTo amplify; to signal boost.

Synonyms & antonyms

nounthe act of giving hope or support to someone

nounan increase in cost

Similar
risehikecost increase

verbincrease

verbcontribute to the progress or growth of

verbincrease or raise

Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

Unknown. The verb is first recorded 1815; the noun, 1825. Compare Scots boost (“to move; drive off; shoo away”), bost, boast (“to threaten; scold”), Middle English boosten, bosten (“to threaten”). Possible doublet of boast.

Full word history & related roots →

Translations

Bulgarian повдигане, подпомагане
  • повдигане (povdigane)push from behind
  • подпомагане (podpomagane)push from behind
  • вдигам (vdigam)to lift or push from behind
  • издигам (izdigam)to lift or push from behind
  • покачвам (pokačvam)to lift or push from behind
  • задигам (zadigam)to steal
Catalan impuls, impel·lir
  • impulspush from behind
  • impel·lirto lift or push from behind
  • empènyerto lift or push from behind
  • bitllarto steal
Dutch zetje, duwtje
  • zetjepush from behind
  • duwtjepush from behind
  • duwtje in de rugpush from behind
  • een zetje gevento lift or push from behind
  • een duwtje gevento lift or push from behind
  • een duwtje in de rug gevento lift or push from behind
  • jattento steal
  • stelento steal
  • ontvreemdento steal
Esperanto vigliĝi
  • vigliĝito lift or push from behind
Finnish työntö, avitus
  • työntöpush from behind
  • avituspush from behind
  • työntääto lift or push from behind
  • avittaato lift or push from behind
  • pölliäto steal
German Boost, Unterstützung
  • Boostpush from behind
  • Unterstützungsomething that helps, or adds power or effectiveness; assistance
  • schiebento lift or push from behind
  • drückento lift or push from behind
  • anspornento help or encourage (something) to increase or improve
  • verstärkento help or encourage (something) to increase or improve
  • klauento steal
  • stehlento steal
Greek ενισχύω
  • ενισχύω (enischýo)to lift or push from behind
Hungarian (el)lop, elcsór
  • (el)lopto steal
  • elcsórto steal
Italian spinta, incrementare
  • spintapush from behind
  • incrementareto help or encourage (something) to increase or improve
  • potenziareto help or encourage (something) to increase or improve
  • rafforzareto help or encourage (something) to increase or improve
Polish wzmocnienie, zwiększać
  • wzmocnieniepush from behind
  • zwiększaćto lift or push from behind
  • zasilaćto lift or push from behind
Portuguese impulso, impulsionar
  • impulsopush from behind
  • impulsionarto lift or push from behind
Romanian ridica
  • ridicato lift or push from behind
Russian усиле́ние, подталкивать
  • усиле́ние (usilénije)push from behind
  • подталкивать (podtalkivatʹ)to lift or push from behind
  • давать толчок (davatʹ tolčok)to lift or push from behind
Spanish mosh, subidón
  • moshsomething that helps, or adds power or effectiveness; assistance
  • subidónsomething that helps, or adds power or effectiveness; assistance
  • impulsiónsomething that helps, or adds power or effectiveness; assistance
  • auparto lift or push from behind
  • uparto lift or push from behind
Swedish sno, tjuva
  • snoto steal
  • tjuvato steal
  • stjälato steal
Thai เพิ่ม, ส่งเสริม
  • เพิ่ม (pə̂əm)to help or encourage (something) to increase or improve
  • ส่งเสริม (sòng-sə̌əm)to help or encourage (something) to increase or improve
Ukrainian запомо́га
  • запомо́га (zapomóha)something that helps, or adds power or effectiveness; assistance

Rhymes & wordplay

Rhymes with boost

All rhymes →

Anagrams

Cite this entry
APA

boost. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/boost

MLA

“boost.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/boost. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “boost,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/boost.

Source: boost on Wiktionary, CC BY-SA 4.0.