Tight Onion

The tight ass of a hot chick. One you could bounce a quarter off.

"Hey guy, look at that tight onion." "Marcus loves tight onions he should check her out"

onion sack

1. A sack of onions
2. A state of extreme inoxication
3. A variation of smashfuck

1. Onion sack
2. FUUUUCCK, I'm trippin ONION SACKS!
3. Dat nigga got onion sacked

Onion gap

Sweaty, stinky, female genitalia. Has been know to make mens eyes water. Has the odor of an old onion.

I've been outside working in the heat all day. My pussy done turned into an onion gap.

Serve the Onion

To place a fruit or vegetable (usually an Onion) in someones asshole. Either for sexual fetish or for the storage of food so it does not go bad.

Linda:Aw man the onion is going to rot :/
Joe:Bend over I will Serve the Onion
Linda:Yes please daddy

onion enema

Something that makes you cry like a baby.

I asked that bitch out and she rejected me, and now I'm sobbing into my beer like I got an onion enema.

cheesy onions

when you dont feel quite right

At a rave lets say CreamFields, should i take the red one or the blue one. Then afterwards you just feel a little bit like cheesy onions.

Onion

A vegetable that Shrek mentions in the movie: Shrek the Third

Shrek: Ogres are... like... onions.
Donkey: They stink?
Shrek: Yes- No!
Donkey: Oh, they make you cry.
Shrek: No!
Donkey: Oh, you leave em out in the sun, they get all brown, start sproutin’ little white hairs.
Shrek: NO! Layers! Onions have layers, ogres have layers. You get it? We both have layers.