bat·ty 
/ˈbæti/ adjective
bat·ti·er; bat·ti·est /ˈbæti/ adjective informal 1 : foolish or silly
▪ It's just another one of her batty [=harebrained, nutty, wacky] ideas. 2 : crazy
▪ She's a little batty. ▪ His bad jokes drive me batty! [=make me feel angry or annoyed]
▪ It's just another one of her batty [=harebrained, nutty, wacky] ideas.
▪ She's a little batty. ▪ His bad jokes drive me batty! [=make me feel angry or annoyed]
