Knows One's Onions

What is Knows One's Onions?

to be thoroughly knowledgeable or competent in a subject area

Look at her working that poll, she really knows one's onions.

See dig, feelin it, with it, on it

Andrew Jacoby

1. Preppy kid from Wilton, goes to SLS and plays baseball. He's one of the biggest bamf's in the whole world and he pwns at life...

Kefe

1. Samoan for fuck you! if some fucks with you.. like in traffic you say KEFE! 2. polynesian synonym for "fuck" "eh brah..

Unkie-j

1. (promounced "unky - jay") 1.) an australian slang used in sydney to describe crackheads, herione adicts & drug abusers. ..

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Knows One's Onions Edit Meaning