ass smile 

The smile formed by the bottom of a woman's ass cheeks. Must be a small tight ass to make a smile and not an ass grimace. Usually present on slender chicks.

I nearly starched myself after seeing her ass smile in those tight jeans.

ass smile by Smiley Ass April 4, 2007

Ass that Smiles

To be a great person who brings delight to the world.

Man, did you see that lady? She brings me so much joy. She's got an ass that smiles.

Ass that Smiles by trufrend June 8, 2009

The Silent Ass Gas Stare 

When you silently pass gas and look over to the person next to you as if they did it

person 1~ OH MY GOD WHO STUNK UP THAT EVELAVATOR WE WHERE IN??

person 2~ I have no idea but it couldnt of been that one guy he was giving the silent ass gas stare

The Silent Ass Gas Stare by Cookiemonster0003 October 7, 2009