[cus.tom] n [ME custume, fr. OF, fr. L consuetudin-, consuetudo, fr. consuescere to accustom, fr. com- + suescere to accustom; akin to suus one's own--more at suicide] (13c) 1 a: a usage or practice common to many or to a particular place or class or habitual with an individual b: long-established practice considered as unwritten law c: repeated practice d: the whole body of usages, practices, or conventions that regulate social life
2. pl a: duties, tolls, or imposts imposed by the sovereign law of a country on imports or exports b usu sing in constr: the agency, establishment, or procedure for collecting such customs 3 a: business patronage b: usu. habitual patrons: customers syn see habit
[2]custom adj (1830) 1: made or performed according to personal order
2: specializing in custom work or operation "a ~ tailor"