impostor

or im·post·er

[ im-pos-ter ]
/ ɪmˈpɒs tər /

noun

a person who practices deception under an assumed character, identity, or name.

QUIZZES

How Hip Is Your Lingo? Take Our Slang Quiz!
If you aren’t already skilled in slang, then this quiz can get you up to speed in no time!
Question 1 of 11
OK Boomer can be perceived as pejorative, but it is mostly considered to be _____

Origin of impostor

1580–90; < Late Latin, equivalent to Latin impos(i)-, variant stem of impōnere to deceive, place on (see impone) + -tor -tor

Definition for imposter (2 of 2)

impost1
[ im-pohst ]
/ ˈɪm poʊst /

noun

a tax; tribute; duty.
a customs duty.
Horse Racing. the weight assigned to a horse in a race.

verb (used with object)

to determine customs duties on, according to the kind of imports.

Origin of impost

1
1560–70; < Medieval Latin impostus a tax, noun use of Latin impostus, variant of impositus imposed; see imposition

OTHER WORDS FROM impost

im·post·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for imposter

British Dictionary definitions for imposter (1 of 3)

impost1
/ (ˈɪmpəʊst) /

noun

a tax, esp a customs duty
horse racing the specific weight that a particular horse must carry in a handicap race

verb

(tr) US to classify (imported goods) according to the duty payable on them

Derived forms of impost

imposter, noun

Word Origin for impost

C16: from Medieval Latin impostus tax, from Latin impositus imposed; see impose

British Dictionary definitions for imposter (2 of 3)

impost2
/ (ˈɪmpəʊst) /

noun

architect a member at the top of a wall, pier, or column that supports an arch, esp one that has a projecting moulding

Word Origin for impost

C17: from French imposte, from Latin impositus placed upon; see impose

British Dictionary definitions for imposter (3 of 3)

impostor

imposter

/ (ɪmˈpɒstə) /

noun

a person who deceives others, esp by assuming a false identity; charlatan

Word Origin for impostor

C16: from Late Latin: deceiver; see impose
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012