One who lacks proper knowledge regarding art.
Can you believe he didn't know who Mondrian is? He's such an arttard.
by artlover February 20, 2008
Any one of several fashion-forward individuals expressing opinions about visual representation at snooty openings
"I went to the opening to take advantage of the open bar, but the art-tards drove me outta Midtown in about 20 minutes."
by hammerhorn June 22, 2007