chock

A person who is annoying, always getting in the way, holding things up, or just plain stupid.

Comes from the dictionary definition of the word that is a block that you put under wheels to stop them from moving on cars or airplanes.

Can be used as a noun (you are a chock) or a verb (to chock)
Come on, stop being such a chock, we need to leave now!

Jimmy really chocked us last night when we wanted to go to the movie and he wasn't ready
by Dandys September 14, 2009
mugGet the chockmug.