Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “instant”

See all translations

instant

noun [C usually sing]  /ˈɪn·stənt/ us  
a very short moment of time, or a particular point in time: At that instant, someone knocked on the door. Call me the instant you get home (= as soon as you get to your home).

instant

adjective [not gradable]  /ˈɪn·stənt/ us  
happening immediately: I took an instant liking to him. An instant food or drink is one, usually in dried or powdered form, that can be prepared easily and quickly, esp. by adding hot water: instant coffee
(Definition of instant from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of instant?
Add Cambridge dictionaries to your browser to your website

More American English definitions for “instant”

Definitions of “instant” in other dictionaries

Word of the Day

christmassy

typical of Christmas, or happy because it is Christmas

Word of the Day

Cleavage proves divisive in Cambridge’s words of 2014

by Alastair Horne,
December 19, 2014
​​​​ Other dictionaries may choose faddish novelties as their words of the year, but here at Cambridge, we like to do something different. We look for the words that have seen sudden surges in searches over the course of the year – words that have been baffling users of English and driven them

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More