The rusty hook occurs when the length of the index finger is inserted into the anus, extracted and placed on the inside of someones mouth, thus hooking their cheek.
Randy gave me a nasty rusty hook today.
by Dale Jarret March 5, 2004
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This is where one person inserts his finger inside his own rectum, as if to cover it in feces, and then sticks it in someone else's mouth and pulls on the victim's cheek, as if the person is being fish hooked.
On the Jackass DVD 4-Disc Box Set, Jeff Tremaine talks about how Ryan Dunn gave him a rusty hook, and during a photo shoot, you could see feces in Tremaine's teeth.
by Jesse Morton January 3, 2007
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when you stick your finger up someones butt hole, get a lil poop out and stick it in the persons mouth
"ayy buddie what the fuck why you stickin shit in ma mouf wit yo rusty hook!"
by pooplovers123 October 11, 2009
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When giving a hand job, which you havent done for a while, your hand slips off in a furious pace & hits you smack in the face.
"Where'd you get that black eye Sally?" "Oh, I met up with my Ex and gave my self the Rusty Hook last night"
by TheDewd November 22, 2006
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To Insert your finger into your anus and then fishook the inside of someones mouth attempting to scratch the inside of there mouth.
"Oh My God! You Just got Rusty Hooked! your mouth is all shitty and bloody!"
by matt fortune November 12, 2006
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A Rusty Hook is when you are wiping your arse and your finger accidentally rips through the toilet paper and you get a little bit of shit on your finger.
"Dude, I was just taking a shit and... When wiping my finger tore through the fucking toilet paper..."

"Rusty Hook!!!"
by BigLeeBrink October 18, 2013
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When you stick your finger in your ass then hook it in someone's mouth.
Rusty Hook
by ExplainationOfRustyHook March 1, 2011
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