Definitions for wackyˈwæk i
Random House Webster's College Dictionary
wack•y*ˈwæk i(adj.)wack•i•er, wack•i•est.
odd or irrational; crazy.
Category: Status (usage)
Origin of wacky:
1935–40; appar. whack (n., as in out of whack) + -y1
cockamamie, cockamamy, goofy, sappy, silly, wacky, whacky, zany(adj)
"gave me a cockamamie reason for not going"; "wore a goofy hat"; "a silly idea"; "some wacky plan for selling more books"
balmy, barmy, bats, batty, bonkers, buggy, cracked, crackers, daft, dotty, fruity, haywire, kooky, kookie, loco, loony, loopy, nuts, nutty, round the bend, around the bend, wacky, whacky(adj)
informal or slang terms for mentally irregular
"it used to drive my husband balmy"
Kernerman English Learner's Dictionary
unusual, funny, and slightly crazy
a wacky TV show
Of a person or their behaviour, zany.
a soft, earthy, dark-colored rock or clay derived from the alteration of basalt