Verb:To go to town on yourself with both hands, Wackin' it so hard that you can barely hold on to your own penis.
You: Justin went up to his room like 2 hours ago, and ever since there have been weird sounds coming from his room.
Friend: Lol Justin is going full bronco up there. He'll be sore for days. Guess he hasn't gotten any action recently...
Friend: Lol Justin is going full bronco up there. He'll be sore for days. Guess he hasn't gotten any action recently...
by BBBeak January 27, 2013
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Full Bronco
• Full send
• full house
• full of shit
• Full Metal Alchemist
• full
• Full Course Meal
• full moon
• full on
• full force