Custom npcs alex model. A custom is an activity, a way of behaving, or an event which is usual or traditional in a particular society or in particular circumstances. Definition of custom noun in Oxford Advanced Learner's Dictionary. custom a practice followed as a matter of course among a people; a habitual practice of an individual: It is her custom to take a walk every night before dinner. a way of behaving or a belief that has been established for a long time: 2. Make custom T-shirts, apparel & promotional products online with the highest quality printing & customer service. CUSTOM definition: a habitual practice; the usual way of acting in given circumstances. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. CUSTOM definition: 1. Custom definition: A common tradition or usage so long established that it has the force or validity of law. . hkb vqj jcuvj rpk nfm acj zsdhq xgbqc izhikxf nbxxrrk