WACKY Meaning of WACKY in English wack|y BrE AmE ˈwæk |i▷ wack|ier i‿ə AmE \ i‿ ə r▷ wack|iest i‿ɪst i‿əst ▷ wack|ily ɪ li ə l i ▷ wack|iness i nəs i nɪs Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012