pop n flop 

Verb- When a male individual pops the tip of his genital and after waiting several seconds, flops out the remainder including his testicles.

Tracy:"Hey Betty, isnt that your husband doing the pop n flop?"

pop n flop by horsemilk123.4 February 25, 2009

pop 'n flop 

Verb. To culminate sexual intercourse by a male by ejaculation internally in the receiving partner's mouth, then slapping the receiving partner's face before the penis becomes flaccid.

"Why are Cindy's cheeks all red?"
"Her b.f. likes to 'pop 'n flop'."
"Why are her cheeks still red?"
"He just popped in to pop 'n flop her 5 minutes ago!"

My bette let's me pop 'n flop so long as I don't Donkey Punch her.

"So janey likes the pop 'n flop?"
"She loves the 'pop,' I like the 'flop!'"

pop 'n flop by Billy Beck O'Hannity March 31, 2010

flop em' n pop em'

The act of a woman pulling out her brests and pushing them together.

Toby: Man, you think she'll show us her boobs?

Kyler: Dude, i bet she'll flop em' n pop em' for us!!

flop em' n pop em' by nate doggzs November 22, 2010