short for "forum retard." When an individual posts a question or answer to a forum topic that is at least a year old.
01/05/2005 - from JYM: Do you think the stock market will go up or down today?
01/06/2010 - from lost7: It will definitely go up.
01/06/2010 - from jim5: Dude, that question is 5 years old! You're a forum tard . . . .