Home › Words › M › moperymopery/ˈməʊ.p(ə.)ɹi/mopery means an imaginary or trivial legal offense.mopery is pronounced /ˈməʊ.p(ə.)ɹi/.EtymologyFrom mope + -ery, from mope (“to wander aimlessly”).nounAn imaginary or trivial legal offense.Definitions & examples from Wiktionary (CC BY-SA 3.0).