A manbeast is a female (in most cases a lesbian or bisexual) that either intentionally or unintentionally resembles a very very ugly man.
by Weston Hargrove November 09, 2006
Boy: "Hey man, are we going to Grandma's House this weekend?"
Boy 2: "Yeah man, I got the bottle in my truck!"
Boy 2: "Yeah man, I got the bottle in my truck!"
by Weston Hargrove November 09, 2006