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1.
1. The winner of cock mania.

2. The leader in a group of roosters.
1. After dominating cock mania, Miguel deserves the distinction of top cock.

2. You see the one with the gray feathers? Yeah, he's top cock.
by Gary Coleman IV June 16, 2008
 
2.
Someone who. thinks highly of them selves. Someone who constantly brags.
Eric is better tthan me at basketball, but he wont quit being a topcock about it.
by gelatinbeastworm May 12, 2014