definition of
dotty

[1] #1 dotty s. [balmy, barmy, bats, batty, bonkers, buggy, cracked, crackers, daft, fruity, haywire, kooky, kookie, loco, loony, loopy, nuts, nutty, round the bend, around the bend, wacky, whacky] informal or slang terms for mentally irregular; "it used to drive my husband balmy". wn

[2] #2 dotty s. [crazy, wild, gaga] intensely enthusiastic about or preoccupied with; "crazy about cars and racing"; "he is potty about her". wn