Ball chin

When a man walks with his chin pulled downward as though there is an invisible string connecting his chin to his balls.
Dude that Brian Hastings in CTU; he's a serious Ball chin!
by GeophB March 18, 2010
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Chin Biscuit

The flaky remains of someones genital area left on the chin after a teabagging. Generally looks as if someone has been eating a flaky biscuit and didn't have a napkin.
Remnants of my Chin Biscuit could be seen on her face hours after she gave me the teabagging of my life.

Or

Dave: Man, you need a better moisturizer, your face is all dry.

Mary: (wiping flakes off chin) No Dave, That's just a Chin Biscuit from last nights singles mixer.

Dave: Oh, I thought you were eating potato chips out of the bag or something.
by R.G. Gravymaker July 13, 2010
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Chin kicker

Is in reference to the body positioning when two females are engaged in the act of scissoring with direct vulva on vulva contact .
I bet Rosie Rottencrotch and Susie Sorehole that just walked in together are closeted chin kickers !!!
by Reverendthundercock April 14, 2020
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chin diaper

When you wear a mask down around your chin
Well, it's really not a mask if you wear it down around your chin. That's a chin diaper!
by Doubleseventhirtyfour October 01, 2020
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mystery chin

The mysterious, previously unnoticed beginnings of a second chin that show up in pictures of you around the holidays. Typically caused by excessive eating and an abnormally high number of pictures being taken of you. Often only noticed in photographs by the owner of the mystery chin.
Despite being the only one to notice her mystery chin, Alice immediately began binge dieting after seeing this year's holiday pictures.
by AwesomedOne December 31, 2009
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Chin up

Don't be such a downer, keep the chin up.
by JT007 January 14, 2006
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chin bumpers

Testicles, especially when receiving oral sex.
My chin bumpers were sore after the bitch gave me head for an hour
by djslut September 20, 2005
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