Another term for a lesbian. To get a visual example, bend both the index and middle finger of each hand and bump the mid knuckles together thus simulating two vaginas bumping each other as lesbians do to get sexual pleasure, such as the extremely hot act of tribbing.
Guy 1: "Hey dude, have you met the new girl? She's hot!"
Guy 2: "Yeah, but dude she's a knuckle bumper. There's rainbows and shit all over her social network profile."
Guy 2: "Yeah, but dude she's a knuckle bumper. There's rainbows and shit all over her social network profile."
by MrFriendzone April 13, 2016
Get the knuckle bumpermug. sworn mortal enemy of the poop doodles this terribly violent group of pks will terrorize your home and dont get us started with poop knuckle trees the sub seqquent group also this group not aloud to speak agout fridges
by poopknuckletreeee June 17, 2022
Get the poop knucklemug. by Parakeet peat September 18, 2023
Get the Parakeet Knucklemug. Do your job, the colleague said to the intern for the administration, or else you'll get a Trump knuckle sandwich..
by Petesbeeps August 19, 2017
Get the Trump knuckle sandwichmug. Tom: hey Joe why did your girl leave you?
Joe: well tom I'm pretty sure the last words she told me before she left with you to your place last Night was " hey tom eat a dick cause that's all your good for with your tiny little skin knuckle !
Joe: well tom I'm pretty sure the last words she told me before she left with you to your place last Night was " hey tom eat a dick cause that's all your good for with your tiny little skin knuckle !
by Tacoliker March 28, 2018
Get the Skin knucklemug. by D-ton218 January 3, 2019
Get the Knuckle puckermug. "Hey man, I just gave that homeless dude a twenty, then he hopped in his rarri!!"
"Damn son, you just got fish knuckled"
"Damn son, you just got fish knuckled"
by walledcivic October 11, 2014
Get the fish knuckledmug.