A term made famous by Grant Klosterman meaning a slick in your favor.

Ex:

Berber: Do you have the queen double guarded?

Corbit: Are you serious Ber?...No..

Berber: SLICKY DICK DICK! (throws down his cards revealing ace king jack of trump)

Corbit: FUCK ME! Joba, spot me. I only got two bucks left

Joby: 34...