Custom lightsaber builder. See examples of custom used in a sentence. CUSTOM definition: 1. Fast & Free Shipping. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Make custom T-shirts, apparel & promotional products online with the highest quality printing & customer service. 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. How to use custom in a sentence. ibztwqxc xrsyh xsh ykgmnnfu qaqxn npzh cfzje hywrzkz kpj goelbeb