slack knuckle

A male version of the infamous camel toe, esp. when flaccid.

"Holy cow! That is the biggest slack knuckle I've ever seen!"

"That guys pants are so tight his slack knuckle is poking out like crazy."

slack knuckle by Jadder Obbins July 7, 2008

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Sack Knuckle

When a man is wearing tight pants and the crotch seperates his testicles showing a bulge on each side of the seam.

Look at that guy, his pants are so tight I can see his sack Knuckle.

Sack Knuckle by Otis The Duke January 26, 2009

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Related Words

slack knuckle • Sack Knuckle • knuckle sack • slack • slack jaw • Slack jawed faggot • Slack attack • slack jawed yokel • slack fuck • slack line

knuckle sack

A tight sack with defined hemispheres male camel toe.

Roger came out of Bellagio's pool sporting a small Knuckle Sack

knuckle sack by Ms. Vegas May 26, 2016

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