a person who performs juggling feats, as with balls or knives.
2.
a person who deceives by trickery; trickster.
Origin: before 1100;Middle Englishjogelour, jogeler, jugelour < Anglo-Frenchjogelour, jugelur,Old Frenchjogleor, jougleor (see jongleur) ≪ Latinjoculātor joker, equivalent to joculā(rī) (see juggle) + -tor-tor; replacing Old Englishgēogelere magician, cognate with GermanGaukler, both directly < Latin, as above
c.1100, iugulere "jester, buffoon," also "wizard, sorcerer," from O.E. geogelere "magician, conjurer," also from Anglo-Fr. jogelour, from O.Fr. jogleor (acc.), from L. joculatorem (nom. joculator) "joker," from joculari "to joke." Connecting notion between "magician" and "juggler" is dexterity.