A term mostly used in video games (halo 3). To no scope somebody in the face or to shoot beatdown someone quickly. Used by most MLG pro's.
Get blained you random. Wow, walshy just got blained to the face. Kenny just blained me so hard! This random T2 is trying to blain me
to get absolutley hammered, and not remember what you did in the morning, but find out through your freinds mocking you.
mate steve got totaly blained last night
The act of unbelievably (merking) someone to a rediculous extent. It come from the magician David Blaine who can do anything and escape death etc
MATE YOU JUST GOT BLAINED!