Someone that is so fucking annoying... that to be in their presence is like getting whacked in the shins with a golf club coated in lime juice and salt over and over and over.
Mike: Dude where were you the entire party?
Tim: That shinwhacker Jamie had me pinned down next to guac' bowl all night. I can hardly stand up straight..
Mike: I saw him get out of his truck and almost fell down a flight of stairs running for cover.