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1. The act of engaging in self sexual intercourse.

2. Politically correct way of telling someone to go fuck yourself.
1. Dave told his friends... Man, my wifes been out of town for too long, had some awesome unicourse last night, but my bunghole is awfully sore today!"

2. Martha was being extremely bothered by Bill... "Hey Bill, please leave me alone and unicourse off!"
by Dawg gone it! September 03, 2013
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