jocular adj. + Add to list US //ˈdʒɑkjəɫɝ// UK //dʒˈɒkjʊlɐ// joc·u·lar SynonymsEtymology Synonyms jestingjocosejocoselyjokingOrigin From Latin iocularis, from ioculus (“a little jest”), diminutive of iocus (“a jest”).