A sexual act which involves putting a rubber chicken up a persons anus and then repeatedly chanting Norweigen Nursery Rhymes.
Girl A: Man, last night with Denzel was really freaky.
Girl B: Why?
Girl A: He kept on JibberJabbering with me.
Girl B: Why?
Girl A: He kept on JibberJabbering with me.
by Professor Tibbles April 5, 2012
jibberjabber means verbal comotion, or talking in a way that annoys anyone present. and can be replied to with the phrase "quit your jibberjabber margo you fool"
by Margo Baggins August 12, 2008