Similar to Swanus, whose primary characteristic is a sweaty butthole, Sweenus is characterized by a moist testicular region brought on by profuse sweating and often accompanied by a foul, yeast-like odor.
Man, I've been working so hard that not only do I have a Swanus but I've also got a bad case of Sweenus.
by Faceheim June 24, 2010
1 more definition
a groaning remark during a basketball game.
Boy T- i sweenus all the time everyday.
by attack12345 November 13, 2009