Top definition
a variant to the sexual position the butterfly in which the man stands and penetrates the woman laying on her back, usually on a bed, while the man wears a party hat and the woman screams "HOORAY".
After John's promotion at work, Mary decided they should celebrate with a little horizontal hooray.
by Johnnypants December 20, 2009
Get the mug
Get a Horizontal Hooray mug for your cousin G√ľnter.