"long pointless talking," 1958, from earlier verb meaning "talk tediously" (1831), from reduplication of jaw in a colloquial sense (see jaw (v.)). Related: Jaw-jawing.
javelin
javelot
jaw
jawbone
jaw-breaker
jaw-jaw
jay
jay-bird
Jaycee
jayhawker
jaywalking
)window.location='https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=byronic106@yahoo.com&lc=US&item_name=Donation+to +Help+Keep+Etymonline+Free+and+Open&no_note=0&cn=&curency_code=USD&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted'){kind=link}