a person who makes it his daily job to be a hater. spends all of his time hatin on other people, and does it proffessionally.
amy: don't worry about that. he's just a hater.
roger: more like a proffessional hater. he dont do nothin else.
roger: more like a proffessional hater. he dont do nothin else.
by AmyCavalier February 19, 2011
by Marco July 4, 2004
Thats a proffessional street nigga!
by Xd smart guy September 9, 2017