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 28, 2013