- a tax; tribute; duty.
- a customs duty.
- Horse Racing. the weight assigned to a horse in a race.
- to determine customs duties on, according to the kind of imports.
Origin of impost1
1560–70; < Medieval Latin impostus a tax, noun use of Latin impostus, variant of impositus imposed; see imposition
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a tax, esp a customs duty
- horse racing the specific weight that a particular horse must carry in a handicap race
- (tr) US to classify (imported goods) according to the duty payable on them
C16: from Medieval Latin impostus tax, from Latin impositus imposed; see impose
- architect a member at the top of a wall, pier, or column that supports an arch, esp one that has a projecting moulding
C17: from French imposte, from Latin impositus placed upon; see impose
Word Origin and History for imposting
"tax, duty," 1560s, from Middle French impost, from Medieval Latin impostum, from neuter of Latin impostus, contracted from impositus, past participle of imponere (see impostor).
Online Etymology Dictionary, © 2010 Douglas Harper