Once used to describe a woman who was a willing sexual participant for multiple bikies or surfers. Term used during the late 60's through 70's free love era mainly in USA subcultures. More likely to be called a ganger or rooter in Australia
She was the onion in the gangbang behind the surf club dance that night.
That's the onion from yesterday! She's the local ganger and loves rooting.
(verb) To wear multiple layers of clothes to look like a 'marshmallow'
Because it was cold outside, she decided to onion.
$100, usually in the form of a white casino chip. Frequently used by gamblers trying to borrow money.
“Yo, let me hold an onion until tomorrow.”
A round object with layers like shrek. A retarded ogre.
You onion
Terms for a 3-point basketball shot. A catchphrase coined by CBS’ broadcaster Bill Raftery.
(He) placed a double order of onions to start the game.