After you finger a girl's pussy, you do a covert sniff test to determine if it is safe to go down on her.
by Boundaries Suck June 25, 2019
Get the Fly-Bymug. by gofishgo January 4, 2007
Get the Fly-Bymug. by pagsiscool October 15, 2009
Get the Fly-Bymug. by ahaaa1412 November 26, 2011
Get the Flymug. A 90s adjective that needs to make a comeback like fresh or dope. Basically to describe something cool.
by yursh22 May 17, 2017
Get the Flymug. 
