Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: impost  'im,powst
  1. Money collected under a tariff
    - customs, customs duty, custom
  2. The lowest stone in an arch -- from which it springs
    - springer

Derived forms: imposts

Type of: duty, stone, tariff

Part of: arch

Encyclopedia: Impost