custom custom /ˈkʌstəm/

adjective

1. Made according to the specifications of an individual  ( custom , custom-made )
   made according to the specifications of an individual
   

noun

1. () Accepted or habitual practice  ( usance [Archaic] , usage , custom )
   accepted or habitual practice
     It was a cultural custom to exchange gifts during the festival.
   It was a cultural custom to exchange gifts during the festival.
   
2. () A specific practice of long standing  ( custom , tradition )
   a specific practice of long standing
    It's a family tradition to gather and celebrate every Christmas.
   It's a family tradition to gather and celebrate every Christmas.
   
   
3. Habitual patronage  ( custom )
   habitual patronage
    I have given this tailor my custom for many years
   I have given this tailor my custom for many years
   
4. Money collected under a tariff  ( custom , customs , customs duty , impost )
   money collected under a tariff