Definitions by Ace 2 da Mace

J-cock

A combination of cocking out and jazzin. When you're just chillin but also leading with the cock.

Last night a Shoko 'Jamin' was being a j-cock, just chill dancin.

When your hanging out and your wang comes out, and whatever you do is led with your cock.

So i was just hanging out in Barcelona on the Las Ramblas, and I was like 'fuck that i'm cocking out!"