The taking down of pants and moving of hips from side to side causing a flapping sound of the penis.
by thecoolone January 23, 2005
 Get the flappermug.
Get the flappermug. A dry piece of snot that is dangling out of the nostril, usually hanging onto a nose hair.  It flaps in and out of the nostril whenever person breathers through their nose.
by HitReef August 23, 2006
 Get the flappermug.
Get the flappermug. used as an insult. can be in replace of such words as loser, dickhead or idiot. can also be used as a word for someone who masturbates a lot.
by HariKun February 27, 2011
 Get the Flappermug.
Get the Flappermug. by Danielle_babby May 11, 2009
 Get the Flappermug.
Get the Flappermug. by wendy sucmi-porc May 6, 2003
 Get the flappermug.
Get the flappermug. by Gbaby954 June 21, 2008
 Get the Flappermug.
Get the Flappermug. An uncircumcised penis that gets jerked off to the point of climax and you leave the semen in the uncircumcised flaps.
by Pandaassassin1 May 6, 2021
 Get the Flapper wagonmug.
Get the Flapper wagonmug.