Male equivalent to the females sticky finger. It is when a male masturbates and ejaculates his man goo on his own knuckle.
by Trent Hatcher December 3, 2017
Get the gooey knucklemug. When you’re 2-3 fingers deep in your partners bootyhole and a little shit comes out and runs down your hand.
by knasty13 May 18, 2018
Get the Chocolate Knucklesmug. by Tottyknuckelbro May 27, 2017
Get the tittie knucklemug. by HeroesSquad December 25, 2020
Get the Ugandan Knucklesmug. A game usually played in high schools or middle schools where two people hit each other’s knuckles until someone quits whoever quits losses
by lb🤦♂️ September 30, 2021
Get the Bloody knucklesmug. As heard on the podcast All Fantasy Everything. A Knuckle Butler is a mutual agreed upon hand job with no expectations of receiving more.
Jimmy expected to get a French Blowjob from Sally at the end of their date. But by the end of the date they agreed on a knuckle butler because they were exhausted
by TheAllMightyFatOne July 19, 2019
Get the Knuckle Butlermug. by 69yourmomstreet March 30, 2015
Get the knuckle bangmug.