by govner April 16, 2007

by pie is cool May 18, 2010

by jacksta101 August 26, 2009

by Withy August 17, 2010

Usually encountered in early teens by females when something sexual happens (ie on television) and they dont quite know how to react.
''That guy is so hot''
''Yeah i Know i just got fanny thuds"
''oh my god did you get fanny thuds too?!"
''Yeah i Know i just got fanny thuds"
''oh my god did you get fanny thuds too?!"
by Hazy2k June 22, 2011

•She's just another Fanny Flapper, you deserve better than that.
•make sure she ain't no Fanny Flapper before you go for her, Son.
•make sure she ain't no Fanny Flapper before you go for her, Son.
by Frank Fisterton February 21, 2018

Applied when a gentleman's moustache—due to its thin, bristly, broom-like aesthetic—is used as a sexual device.
"I've never felt a sensation more exhilarating than the soft, bristly touch of a man's fanny duster."
by King Moustache November 3, 2011
