To go and have sex with your own mother. A negitive meaning. Highly disrespectfull.
Woman: Hey, where the hell you been with my car?
Man: Shut up cunt! Go fuck your mother!!!
by To Bad U DON'T KNOW July 10, 2006
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You may use "fuck Your Mother" when your in a really deep conversation and out of know where you say "fuck your mother" super fast and then you say "did you say something".
Ruben:Blah Blah Blah I wanna fuck the bitch.
Kevin:"fuck your mother".
Ruben:What? Did you say something?
Kevin:No. Did you?
back to conversation
by Dope :] July 30, 2008
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It means to fuck some ones mother backwards. almost as if you where to fuck them the wrong way. commonly used as an insult to tell some one

1- to fuck there mother

2- in a way that would be back to front and all wrong

3- to insult someones intelligence and mother.
jack mason: Rob you eat balls
Rob Harvey: Go fuck your mother backwards
by robertH1230123 February 12, 2010
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An aggressive term of endearment, that some dumb magazine claims is used in Spain, in place of "fuck you" or "I'm gonna fuck you up"
Jack: Dude, your a cocklocker

(vicious nipple twisting ensues)
by pwr 13375 y0 May 25, 2005
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