dumpelganger 

One that possesses identic odiferous qualities when producing dung, flatulence &/or sharting as oneself, often referred to as a poop plagiarist.

"Walcott, you dirty dumpelganger, what hast thou eaten!?! You smell as though you've been raiding my refrigerator! Just yesterday I cleared the lobby at the country club with that famous sent & now you have cleared my sinuses with your own!

dumpelganger by Sir Poots McGee III June 25, 2018

vagina doppelganger 

Someone that is so good going down on a female, it feels like there is two people down there.

Aye my boy is a vagina doppelganger so get something good off the meat rack

vagina doppelganger by smashley and trip j October 12, 2010

doppelganger

Someone that looks the exact same as another person. yet not a twin. ghost identical to living person: an apparition in the form of a double of a living person

yo i saw someone that looked just like u...could have been your doppelganger

doppelganger by Keovani March 10, 2003

Doppelgänger 

A look alike of a person that you know

Person 1: yo bro I see your doppelgänger

Person 2: yeah bro they look exactly like me woah

Doppelgänger by CodeBlueCodeBlue November 6, 2019

double-wanger doppelgänger 

When an identical twin who has two dicks swaps with his twin to fuck his twin's wife.

Oddly my wife didn't complain when my bro and I pulled the ole double-wanger doppelgänger.

double-wanger doppelgänger by Coco Sean December 30, 2016

Derpelganger

1. The awkward, goofy-looking version of yourself.
2. Your twin with Downs Syndrome.
3. When you see someone you think you know out of the corner of your eye, only to realize upon closer inspection that the person is in fact a derp-y version of the friend you thought you saw. This is your friend's derpelganger.

I totally thought I saw you stumbling around drunk by the mall today, but it turns out it was your derpelganger.

Derpelganger by Dino_Pravo June 28, 2012

pornstar doppelganger 

An adult film star, typically female, who resembles a friend or acquaintance, etc. Generally, the adult film star serves as a stand-in in fantasies about that acquaintance.

Don't you think Brooke looks like Jenna Haze?
Jenna Haze is definitely Brooke's pornstar doppelganger.

pornstar doppelganger by CT Brown January 6, 2008