/ Dictionary / Index C customary: Meaning and Definition of Find definitions for: cus•tom•ar•y Pronunciation: (kus'tu-mer"ē), [key] — adj., n., pl. -ar•ies. —adj. according to or depending on custom; usual; habitual. of or established by custom rather than law. defined by long-continued practices: the customary service due from land in a manor. —n. a book or document containing the legal customs or customary laws of a locality. any body of such customs or laws. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: customary (Thesaurus) customable custom-build Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language