Best definition
An adjective often used to describe a person, or an event, which was weird, stupid, or ridiculous.
Not the same as

wack, which is usually used to describe something as disturbing, frightening or just plain strange.

Did you see what that wack-ass girl was doing?

That was a wack-ass show!

wack-ass: define #2
something utterly ridiculous
check out that dude with the WACKASS gheri-curl.
wack-ass: define #3
defining some ridiculous event.
yo some wack ass lady broke my skateboard and nearly killed coon.
wack-ass: define #4
a person who is horrible with driving directions.
“Yo Wackass here doesn’t even know how to get home from school”
wack-ass: define #5
something that is really wack and/or assy.. but probably AND because that is why it is wackass. wack + ass= WACKASS! GET IT?!
dude your mother was wackass in bed last night! i mean… what was that? she sucked. more than your sister i mean. and that’s not really saying much.
wack-ass: define #6
A word used to describe a guy who is funny, smart, & handsome. Doesnt get any better than this. Basically, perfect.
Wow, that guy’s a total Wackass.
wack-ass: define #7
Invented after a hard dude at a great school, originally spelt waquass, but modified by society.

It can mean extrodinary, or very cool
That shirt is wackass