batshit crazy

batshit crazy

rude slang Unreasonably or uncontrollably wild, irrational, or insane. At first I liked his manic energy, but after a few dates I've come realize that he's just batshit crazy!
See also: batshit, crazy
References in periodicals archive ?
I'm glad I waited for the right person, because you look back and you go, 'That girl was batshit crazy.