look up any word, like darude - sandstorm:
 
1.
when the girl gets on top and hops up and down the cock like a frog
real frogs fuck like this: the male frogs just sticks on top of the females back and when the ho drops her eggs he jizzes on it
 
2.
A lie, much like the word bullshit.
See : Bullshit
Dude, that's frogfuck
by That One Guy From Basil May 06, 2009