whacked-out

adjective

ˈ(h)wakt-ˌau̇t 

ˌ(h)wakt-ˈau̇t

variants or less commonly wacked-out

1

: worn-out, exhausted

2

: wacky

a whacked-out parody

3

: stoned

whacked-out on drugs

Word History

First Known Use

1967, in the meaning defined at sense 1