Swash Knucklers

A modern knuckle tapping movement in which the members show their affection and loyalty to one another by busting knucks as softly and as gently as humanly possible.

Welcome to the "Swash Knucklers" my friend.

by CBOplay'a June 8, 2018

White Knuckler

When Victor grabs his penis and squeezes too tight, thus, causing his knuckles to turn white.

Victor is a white knuckler masturbater.

by Jokurtil August 6, 2019

Black Knuckler

When a black person takes their knuckle and shoves it up their partners asshole.

I heard he was a real black knuckler on her last night.

by PersonQPersonQ April 12, 2021

Butt-knuckler

A straight male that enjoys a finger in his butt during sexual intercourse.

I hear Garrett is a butt-knuckler.

by Manny Weatherton April 25, 2021

Minnesota Knuckleball

When a protester attempts to throw a flash bang back at authorities and fails resulting in the loss of digits.

Wow that protester lost more than that game of Minnesota Knuckleball!

by StoneyD February 1, 2026