sth that a group of people usually do
the place at an airport or a port where you must show what you have brought with you from another country
"I have given this tailor my custom for many years"
The English custom which keeps the men in the dining-room after dinner.
出自： N. Mitford
Individuals..who are not paid but by custom are supplied with drinks.
出自： R. Hoggart
It was his custom, when unpleasant things had to be said, to sweeten his breath.
出自： I. Fleming
The eyes of a nightbird customed to the splash of the sea.
出自： E. Smither
This is an old custom among the natives.
Custom is sometimes considered as important as law.
误 It is a custom to the Japanese to remove their footwear before entering a house.
正 It is a custom among the Japanese to remove their footwear before entering a house.