Knuckle Sludge

What is Knuckle Sludge?

Extending one's finger and ramming said digit into the anus until the knuckle reaches the rectum.

Nothing beats reruns of "Welcome Back Kotter" and gettin' the ole' Knuckle Sludge.

Effs

1. The effort level you would give to poopsa certain girl. Judged on a scale from 1-10, this is the most varying answer depending on the gu..

German Surfer

1. Noun: Self-induced fellatio. Usually whilst straddling a surfboard amid the ocean surf at sunset. "I just gave myself a German Sur..

Yfdi

1. You fucking deserve it. Popularly used on the site fmylife when someone complains about how their life sucks but viewers recognize that..

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Knuckle Sludge Edit Meaning