Eat it like a horsey
When one drunken college friend offers another a small morsel to eat, but in order to receive said food the individual must "eat it like a horsey," which means they must lick/chew it off their hand.
Moly:You want some of this pizza?
Gresson: Yes!!!!
Moly: EAT IT LIKE A HORSEY
Gresson: Yes!!!!
Moly: EAT IT LIKE A HORSEY