1 [singular/uncountable] ideas, behaviour, or statements that are not true or sensible
So you believe the nonsense about ghosts?
it is nonsense to do something: It is nonsense to say that they’re not paid enough.
it is nonsense for someone to do something: It is nonsense for her to say you’re not qualified.
absolute/utter/complete/total nonsense: These accusations are absolute nonsense.
a load of nonsense: That’s a load of nonsense.
talk nonsense: I think he was talking nonsense!
Synonyms and related words