An 1970s/early 1980s slang word for saying someone is trying to deceive or lie to you. It could also be used as a way to say "he/she's just kidding around!". It can be used in a positive or negative context. Usually used a lot in the American Television series "Good times", also used in the well known song from the Bee Gees "Jive Talkin"
Jiving means lying, trying to deceive, or kidding around.