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A homosexual male term used in skateboarder. It implies one man giving another male an erection. When the certain male receives an erection, his 'horn' has been thrown up.
Skater- 'Hey mitch did you see that nose kickflip?"

Friend- 'Yea that was pretty hot and wicked'

Skater 2- 'You boys throwing up em horns or are you skating?
by Hospis Vet March 05, 2011
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