Doctor Stein's definitions
A sexual act in which both partners play a game of leapfrog whilst naked.
(Originates from part 25 of the Game Grumps playthrough of Sonic Adventure DX)
(Originates from part 25 of the Game Grumps playthrough of Sonic Adventure DX)
"Well, last night my boyfriend and I were feeling pretty crazy, but not crazy enough to have sex, so we just played some Frog Smile."
by Doctor Stein September 18, 2015
Get the Frog Smilemug.