To murder something, so to speak. Usually used after someone tells a joke, and somebody adds onto it, but the add on is not funny at all, which "booths" the joke.
Named after the guy who assasinated Lincoln, as he killed the joke.
Also used to describe ruining, or killing the mood.
"Yo, so there he was, and I was like, Yoooo!"
"And I was there, and I went Yoooo!"
"Way to booth
"Yeah baby....I think we should take our relationship furtherrr"
"Like to McDonalds?"
"-_- Way to booth