In the simplest of ways it means "news". Made famous by Hip Hop artist Grand Puba.
Yo man, what's the Cronkite?
by Bonita Applebum February 02, 2006
Description of a situation that was desirable to the individual.
Yo, that shit last night was cronkite.
by Lil' "Whhhhatt? ohhkay" Jon April 20, 2004
marijuana; a variation on "chronic"
Oh, no way we're watching "Super Troopers" without I'ma split the ziplock on this cronkite first.
by Puppy Love November 30, 2006