Having, or relating to a sweaty anus.
Man it's so hot today I got a mad case of swanus.
by Sean November 15, 2004
There is no anus more famous than Swanus,
by bumptiousdood January 19, 2010
when you ass drips alot of whater out of it
i was doing anal with your grandpa and he got swanus
by Booby April 30, 2003