A fork of Rural Dictionary
A pundit is a comedian who sucks at making people laugh.
As stated by Enormo from http://www.boingboing.net/2009/03/10/nbc-stars-whimper-ab.html#comment-435381 which is in regards to Jon Stewart versus NBC's Jim Cramer and Joe Scarborough on stock losses: "Scarborough is a pundit. A pundit is a comedian who sucks at making people laugh."