Green’s Dictionary of Slang

jive n.2

[abbr. jive-ass n.1 but note the earlier jive artist under jive n.1 ]
(US black)

1. a deceitful, arrogant or pretentious person.

[US]Newport Jazz Festival: 1959 45: jive: [...] an unscrupulous person.
[US]H.E. Roberts Third Ear n.p.: jive n. [...] 2. an unreliable person. [...] 4. a persuasive talker quick to make commitments but prone to lie and to make excuses for not delivering. 5. a person who is always late but with a semiplausible excuse.
[US]A. Brooke Last Toke 40: Sure is better lookin’ ’n that jive ...!

2. an unsophisticated person.

[US]‘Hy Lit’ Hy Lit’s Unbelievable Dict. of Hip Words 24: jive – A square, seed, cube.
[US]H.E. Roberts Third Ear n.p.: jive n. […] 7. one who is not in the ‘know.’.