O o


    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [on-slawt, awn-]
    • /ˈɒnˌslɔt, ˈɔn-/
    • /ˈɒn.slɔːt/
    • US Pronunciation
    • US IPA
    • [on-slawt, awn-]
    • /ˈɒnˌslɔt, ˈɔn-/

Definitions of onslaught word

  • noun onslaught an onset, assault, or attack, especially a vigorous one. 1
  • noun onslaught A fierce or destructive attack. 1
  • noun onslaught attack 1
  • countable noun onslaught An onslaught on someone or something is a very violent, forceful attack against them. 0
  • countable noun onslaught If you refer to an onslaught of something, you mean that there is a large amount of it, often so that it is very difficult to deal with. 0
  • noun onslaught a violent attack 0

Information block about the term

Origin of onslaught

First appearance:

before 1615
One of the 41% oldest English words
1615-25; < Dutch aanslag a striking, (earlier) attack (equivalent to aan on + slag blow, stroke; akin to slay), with assimilation to obsolete slaught slaughter

Historical Comparancy

Parts of speech for Onslaught


onslaught popularity

A common word. It’s meaning is known to most children of preschool age. About 77% of English native speakers know the meaning and use the word.
This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.

onslaught usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for onslaught

noun onslaught

  • attack — To attack a person or place means to try to hurt or damage them using physical violence.
  • assault — An assault by an army is a strong attack made on an area held by the enemy.
  • ambush — If a group of people ambush their enemies, they attack them after hiding and waiting for them.
  • offensive — causing resentful displeasure; highly irritating, angering, or annoying: offensive television commercials.
  • blitz — If a city or building is blitzed during a war, it is attacked by bombs dropped by enemy aircraft.

Antonyms for onslaught

noun onslaught

  • retreat — the forced or strategic withdrawal of an army or an armed force before an enemy, or the withdrawing of a naval force from action.
  • defense — the act or power of defending, or guarding against attack, harm, or danger
  • defence — Defence is action that is taken to protect someone or something against attack.

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See also

Matching words

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