What is Ursa Major?
1.
When a guy is having sex with his girl and uses her back as a table to play his video games on. This can include using her back as a place to rest a laptop or a controller.
Dude, I totally Ursa Majored my girl last night while playing World of Warcraft on my laptop!
see also: ursa minor
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a prize awarded to the biggest shandy ass, the lazyiest bitch and the most uneventful, cartoon collecting teenager...who cant be assed w..