The Collaborative International Dictionary of English v.0.48:

jive \jive\ n.
   a style of jazz played by big bands popular in the 1930s;
   flowing rhythms but less complex than later styles of jazz.

   Syn: swing, swing music.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

jive
    n 1: a style of jazz played by big bands popular in the 1930s;
         flowing rhythms but less complex than later styles of jazz
         [syn: swing, swing music, jive]
    v 1: dance to jive music; dance the jive