Top Definition
A person who does not know how to play the game of marbles.
"Hey dude, lets play marbles."

"Alright, how do you play?"

"... Get out of my house, Marble Tard."
by Poptart Dave January 28, 2012
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.