The act of hatefucking a person for no reason other than that said person bears a passing resemblance to your ex.
"I got so drunk last night, I wound up dopplebanging a Starbucks barista against a vending machine"

"I'm so sorry I dopplebanged your mom"

"Paul just got dopplebanged"
by Amiahipstermaybe December 04, 2011
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When you bang someone solely because they look similar to another person you want to do.
Guy 1: She looks kind-of like Jessica Alba, but less hot.
Guy 2: Shes a dopplebanger for sure.
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lesbian slang: a woman who likes to sleep with women who look similar to her.
"You two are dating? I thought you were related."
"I'm a dopplebanger, what can I say?"
by stripedair July 03, 2018
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An internet porn chick who looks a lot like someone you know in real life that you want to bang.
I've always thought that she was hot. I have been surfing porn sites for her Dopplebanger for years.
by Smith Master August 31, 2009
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Two people dating who look exactly the same. They can also have the same exact personality, and or name.
Bob: "I kinda saw Dan and Danielle getting together. They are basically the same person."

Jerry: "Yeah, those dopplebangers were bound to hook up."
by WillShatner July 30, 2010
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When you find someone doing porn who looks just like a friend, but said friend insists it isnt her rubbing one out on her webcam (though it probably really is)
"Hey is this (insert whatever porn website mysteriously popped up on your computer) you"
"No!"
"Are you sure?"
"Yes! It must be my dopplebanger. Why are you looking at asian porn?"
"Um.... got to, I have a phone call. fapfapfapfapfap"
by evilmidgetwholikestotorment December 18, 2008
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Someone who looks identical to your previous or current girl/boy friend, and you want to bang/date them. A rebound that looks exactly like your latest partner.
To get back at his ex girlfriend, he decided to date her Dopplebanger. His new girl looked physically identical to his ex. Let the drama begin.
by Boofing July 18, 2017
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