3 definitions by caidanb8

When you catch your grandma in a gangbang. You call her Gangma to basically shorten the two words: Slutty Grandma.
Bob: I caught my grandma in a gangbang... what should I do?
Me: Call her gangma, and join in on the act. It was used before, why not refresh it!
by caidanb8 November 3, 2017
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A Call of Duty clan meaning Old School Beat Warriors. If you see this clan in-game you are going to get shit on by these guys. Not very popular but very skilled.
I got owned on Call of Duty when I ran into an OSBW member
by caidanb8 January 30, 2018
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