Top definition
When you're running and your penis starts flapping in the wind
"Dude, how was the race?"
"Pretty good, I had some serious flapdoodle though."
by rektmateo July 20, 2015
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May 12 Word of the Day
When someone goes to the gym and spends 90% of the time on their phones scrolling through social media
Looks like its thumb day again for Jimmy with his usual routing... 3 sets of 5 snapchat selfies and 10 sets of scrolling through facebook until exhaustion
by Gary br April 02, 2017
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2
A long, thin, flat piece of poop. Something that most commonly a small dog makes that you will never see until it's on the bottom of your shoe.
Annie, the schnoodle just made a flapdoodle.
by JinnyLane July 06, 2011
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4
Someone or something pretending to do something or be useful. A thin mask of effort behind which a total slacker resides.
After all that gab, you have really accomplished flap doodle.

bob villa is a perfect example of a master at flap doodle

by Str8_scotch February 23, 2008
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5
Also known as an alpha sorter. It has flaps to sorte documents and papers alphabetically
Hey Dale, put this App. in the Flapdoodle, MORON!
by Warrants November 08, 2008
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