Verb, used in the context of cleaning. To tell someone to square up this joint means you're telling them to clean said place. Joint referring to the room/house you're standing in.
Dad: Your mom wants you to square up this joint, yo.
Son: She wants me to clean my room?
Dad: Word.
Son: Okay.
Dad: Represent.
Son: She wants me to clean my room?
Dad: Word.
Son: Okay.
Dad: Represent.
by Dewger October 11, 2010