In counter strike when you burst fire the fuck out of your gun cos you're shit, and the bullet only hits the top of the enemy's helmet, making a "bink" sound.
TNT: AHHAHAHAHAHAH
TNT: BINKED YA CUNT Asylum : ERR FUCK UP Mr T : I PITY THE FOOL WHO BINK ASYLUM
1. (noun) the sound made by the imaginary "bink" cap, which is similar to a dunce cap. The bink cap (were it real) would be put on the head of someone after they commit a total buzzkill.