dimple knuckle

When a 300lb person has dimples where knuckles should be because his palms are too fat making his knuckles depressions and then fingers a woman

I want to dimple knuckle her until she cries.

by Emicho November 18, 2015

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knuckle bumper

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."

by MrFriendzone April 13, 2016

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Boston Chili Knuckle

A Boston Chili Knuckle must be performed in the city of Boston, MA and requires a partner to defecate into a glass bowl. Once defecation has commenced the soil is shaped in some what of a meat loaf pattern. After this, a fist is then placed in the defecation and used for lubricant while a fist is shoved into the willing participant.

He was really trying to experiment around with different things, but instead he went to Boston, and got the Boston Chili Knuckle

by armytim114 December 2, 2018

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Throw It Some Knuckle

To masturbate to something.

Student 1: Man, our English teacher is so hot!
Student 2: Yeah did you see her new profile picture?

Student 1: Yeah man, I'm gonna throw it some knuckle tonight.

by FertDeDoosh August 3, 2017

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