Definition of bats in English:

bats

Line breaks: bats
Pronunciation: /bats
 
/

adjective

[predicative] informal , dated
(Of a person) mad.
More example sentences
  • I know she's good at getting press (partially because she's really good at marketing her fair-weather femininity), but it's obvious that she's bats.
  • We realize in short order that she's bats, and that simple observation steals a great deal of power from the proceedings.
  • I have in fact stated a number or times that I think he's bats.

Origin

early 20th century: from the phrase have bats in the belfry (see bat2).

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Pronunciation: ˈnɔɪs(ə)m
adjective
having an extremely offensive smell