When you take one the socks off the girl you are banging at the moment and put it in her mouth right before you both finish. Usually used to keep a loud moaner quiet. Puting tape over the mouth to keep sock in afterwards is recommended.
herbert: "Dude! Janet and me threw it all down last night!"
marty: "Yeah right, I didn't hear anything. I know how loud she gets."
herbert: "You think I'm lying, buttmunch? I Sock Gagged her ass! She don't say shit with that slouch sock in her mouth."
marty: "True dat nigga."
by jimmyjackjones April 18, 2009
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