'customs' definitions:

Definition of 'customs'

(from WordNet)
noun
Money collected under a tariff [syn: customs, customs duty, custom, impost]

Definition of 'customs'

From: GCIDE
  • customs \customs\ n. pl.
  • 1. money collected under a tariff; a duty imposed on imported goods.
  • Syn: customs duty, custom, impost. [WordNet 1.5]
  • 2. the government department administering the collection of import tariffs. Used with as singular verb. [PJC]
  • 3. that area within an airport, sea port, or other border station where freight or the baggage of travellers is checked for dutiable materials or contraband; as, it took an hour to get through customs. [PJC]

Synonyms of 'customs'

From: Moby Thesaurus