Verb. To display a skill with confidence, sometimes rising to the level of arrogance. Refers to both playing guitar or abusing substances.
1. J: I'm going to take this solo.
B: Rock out with your cock out.

1. J: I've got a pile of caine so
big you need snow shoes to get
to the top.
B: Rock out with your cock out.
by somestupidkid August 15, 2005
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