dropping ass 

a fart

Who dropped ass?
I just dropped major ass.

dropping ass by Tecil April 10, 2003

Dropping the ass ball 

when someone make a harsh accusation towards you that is completely based on hasty assumption

Peter: So what do you want to do today?

Louis: You think I'm an idiot don't you?

Peter: Where the hell did that come from??? Are you "Dropping the ass ball" on me?

Dropping the ass ball by Big Thor August 16, 2010