Especially referring to someone you have a history of hooking up with when
drunk, but who you usually reject or refrain from said hookup with when sober.
Origin: When sober, you may or
may not want a cheeseburger, but when you're
drunk, you can never turn it down.
Friend 1: Did Luke hook up with
Lauren last night?
Friend
2: Of course he did, he was hammered.
Friend 1: Why? You know he always regrets it.
Friend
2: Dude, she's his cheeseburger.