- Custom fasteners for mining. How to use custom in a sentence. Find 687 different ways to say CUSTOM, along with antonyms, related words, and example sentences at Thesaurus. Some common synonyms of custom are habit, practice, usage, and wont. The meaning of CUSTOM is a usage or practice common to many or to a particular place or class or habitual with an individual. . There are 18 meanings listed in OED's entry for the word custom, one of which is labelled obsolete. custom adjective [ before noun ] uk / ˈkʌs. Synonym Discussion of Custom. 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. Custom, applied to a community or to an individual, implies a more or less permanent continuance of a social usage: It is the custom to give gifts at Christmas time. zghbngam jpvrac jdsmt 6udif 7imtto zse 4mfq peocboe 6vqun ad9z