by Johnny Z June 07, 2003
Simply put it is the male equivalent of a woman's camel toe. Usually caused by the seam of tight but thin leg wear such as spandex, the testicles and penis form two bulges on opposite sides of the seem that vaguely resembles the hoof, or "knuckle" of a moose. hence "Moose-knuckle"
Jon didn't wear underwear under his skintight Peterpan costume, and everyone could see that he had a moose-knuckle.
by ChicagoBrian June 15, 2011
An intensified camel-toe or kuder-cleavage.
by Mgutz December 09, 2008
by Radar March 15, 2004
by irc_snEk May 28, 2018