"getting mason" is when you get head while you're playing video games.
Example 1:
Me: *calls someone* Vincent! We needa talk!
Vincent: I CAN'T! I'M BUSY!
Me: Vincent! ARE YOU GETTING MASON AGAIN!!!!!
Vincent: NO!!!!!!!!

Me: VINCENT!!!!!!

Example 2:

Me: Vincent stop trying to get that mason! YOU AIN'T GETTING ANY!!!!
Vincent: SHUT UP! Jackass!
by PinkFlamingoClan January 5, 2012
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