Sitcom means a "situation comedy" or just comedy. Sitcoms are meant to be funny. The O'Reilly Factor is an example of a sitcom. Sitcoms generally have an ongoing story line but they're funny.
One American viewpoint:
A term for a television series involving the same cast of actors who play the same characters in different scenarios each week in what is commonly referred to as an “episode”. Though not strictly confined to the genre, most sitcoms are comedic in nature, hence the name “sitcom” which is an acronym for “situation comedy”. To sum up what is a fairly ambiguous term, a sitcom is what keeps everyday people from watching the news, thus becoming enraged at seeing what is really going on in the country and thus setting about to murder all of Congress. 
This article is a stub. You can help Liberapedia by expanding it.