The result of stretching one's scrotum as wide as one can to create a winged effect.
Best when done in a hot shower... to obtain maximum stretchage.
Best when done in a hot shower... to obtain maximum stretchage.
by Nick Nathan August 4, 2006
 Get the Bat-wingmug.
Get the Bat-wingmug. by Thor9 September 8, 2006
 Get the bat wingsmug.
Get the bat wingsmug. by YAYA_Please June 23, 2011
 Get the bat wingsmug.
Get the bat wingsmug. when a man exposes his testacles and spreads his skin it appears to look like a brain with bat wings.
FROM THE MOVIE "WAITING"
jerico: dude, have you ever seen a bat brain?
mark: what's a bat wing?!?
(jerico pulls down pants)
mark: eeeeeeew!
jerico: dude, have you ever seen a bat brain?
mark: what's a bat wing?!?
(jerico pulls down pants)
mark: eeeeeeew!
by Inaj Jane D. March 16, 2008
 Get the BAT WINGmug.
Get the BAT WINGmug. When a male takes his excess skin on his testicles and streches out to look like or resemble a bat wing.
by Henri June 17, 2006
 Get the bat wingmug.
Get the bat wingmug. (n) A humiliating yet humorous gesture performed by stretching the skin of the testes in opposite directions to resemble the wings of a bat
by kaiiiiiii December 1, 2009
 Get the Bat Wingsmug.
Get the Bat Wingsmug. by Donnie April 8, 2005
 Get the bat wingmug.
Get the bat wingmug.