1) While engaged in the act of copulation in the canine position or doggy style, and the male (or female with a strap on dildo)in the rear position senses that their partner (what ever their sex) is achieving a climax, the rear partner will strike, with less than lethal force, the back of the head of the partner in front, giving added intensity of the mind boggling climax, and usually ending an other wise dangerous relationship.
I heard he caused his divorce by Donkey Punching his ol' lady.
by jrh5356 April 15, 2005
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when you hit your girlfriend in the back of her head with a toaster.
My girl and I were talking and stuff in the kitchen, and I got the nerve up to donkey punch her after making toast.
by Titts McGeee September 12, 2007
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The end product from the wopatuli fermentation process whereby leftover wop from an all night drinking party is left unattended and contained on a back porch for a minimum of two weeks. The combination of elements, temperature, neighborhood dogs and adventuresome squirrels create both a more powerful and pungent brew.
I asked for donkey punch and got a wicked hangover.
Drink safely.
by trixie larue and bam bam annie September 18, 2006
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The usual definition: During anal sex the man punches the woman to tighten up her butt.

The untold rendition of 'donkey punch': A guy is having sex with a girl doggie style (vaginally). Without a single warning, he pulls out and puts it in her butt. When she turns her head around to say 'what the fuck?', he socks her in the back of the head and she shits on his dick.
Have you heard the new way to break up with a girl? Ya, it's called 'donkey punch'. Cuz then you can tell everyone she shat on your cack.
by Androp July 24, 2006
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When you're having anal sex with a girl and you're just finishing up, you punch them in the back of the head, making her ass hole contract so that when you pull out there's no shit on your dick.
"Tim donkey punched me last night when we were having sex."
by lysopac August 18, 2006
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To strike a female forcefuly I the rear of her crainium at the point of climax during anal sex.
Often results in a bagel.
Jakes such a dick he donkey punched me last night then left. I woke up with such a bagel.

That asshole.
by JiggaloG March 12, 2008
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A punch to the back of the head or neck. The punch is delivered during anal sex. The purpose of the donkey punch is to cause the recipient's anus to clench tightly on the puncher's penis, thereby enhancing the puncher's sexual gratification. See donkey blow
"Just as I was about to bust, I gave that bitch a donkey punch. I came so hard, I almost passed out."
by tony608 October 31, 2006
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