The Open Dictionary

nonsense

noun

UK/ˈnɒn.sᵊns/
US/ˈnɑːn.sens/

Definitions of nonsense noun

  1. B2UncountableSingular

    An idea, statement, or behavior that is considered foolish or absurd.

    • What he said was complete nonsense, I couldn't understand a word.

    • This policy is absolute nonsense; it doesn't make any practical sense.

    • Don't talk nonsense! That's completely impossible.

  2. Uncountable

    Language that is incomprehensible due to its lack of meaning.

    • This article is filled with incomprehensible jargon; it's just a bunch of nonsense.

    • What he wrote was just a jumble of nonsense, making it difficult to understand.

    • Their conversation seemed illogical; it was just a string of nonsense.

Idioms

  • make (a) nonsense of something

    To cause something to seem foolish, incorrect, or to undermine its validity or value.

    • The new policy completely disregards the findings of prior studies, making a nonsense of all the previous research.

  • not stand any nonsense

    To refuse to tolerate any foolish or unacceptable behavior.

    • The new manager will not stand any nonsense.