Top Definition
Does not mean an unfirm bottom, but it means a person who is very lazy
I had to fire David as he was a slack arse
#lazy #no hoper #unreliable #unemployable #not nice
by Windy28 September 03, 2009
A word used for someone who receives anal a lot.
That girl Wendy over there, I heard the whole football team has put it up her arse. She must be a right slack arse.
#slack #arse #football #ass #slack arse
by Yeahyea June 08, 2015
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×