Flopsy 

When a man and a women are about to have sex, but the man loses his erection when his penis contacts her vagina

"Man I was about to get some last night but I went flopsy."

Flopsy by Mcdrizzle February 13, 2010

Flopsy 

derived from the singer Ville Valo due to his curly hair and hat.A flopsy is always male and often has an arched back.

ooooh flopsies!!

Flopsy by pokie_orna December 18, 2003

Flopsy 

When your shorts, boxers, or briefs are just loose enough for your man-junk to fall out.

Oh man, I sat across from grandma at the barbecue and had a flopsy. She TOTALLY saw the frank and beans.

Flopsy by j-to-the-r April 25, 2009

Flopsy 

when you can't get it up.

1."my umberella is flopsy"
2. "My penis is flacid (flopsy)"

Flopsy by jazzisgiggity May 6, 2014

flopsy wopsy

when it is cold and your penis tries to return inside the body to snuggle

Simon has a flopsy wopsy

flopsy wopsy by Matty0708 February 14, 2009

Flopsy mopsy topside pony 

When longish hair is worn in a ponytail on the top of the head so that it looks like a mop and flops around.

The girl flounced over to her friends wearing her flopsy mopsy topside pony like a school yard name badge.

Flopsy mopsy topside pony by Sammie75 March 7, 2020

flipsy flopsy 

A male or female who is gay or bisexual.

Those two guys walking together look a little flipsy flopsy

flipsy flopsy by ronald T. January 8, 2008