adjective[predicative] informal dated
(Of a person) crazy; insane.
More example sentences
- I think the kid and I knew she was bats but she was a hoot to be with.
- She was bats and contrary, but she seemed to be self-aware and have a genuine sense of humour about her own battiness and contrariness.
- Either that, or she was bats.
early 20th century: from the phrase have bats in the belfry (see bat2).
Definition of bats in:
- The British & World English dictionary