Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “fast”

See all translations

fast

adjective
 
/fæst/
A1 quick: fast cars a fast swimmer →  Opposite slow adj
If a clock or watch is fast, it shows a time that is later than the correct time: My watch is five minutes fast.
Translations of “fast”
in Korean 빠른…
in Arabic سَريع…
in French rapide, en avance…
in Turkish hızlı, süratli, çabuk…
in Italian veloce…
in Chinese (Traditional) 快的, 迅速的, 敏捷的…
in Russian быстрый, спешащий (о часах)…
in Polish szybki, ≈ spieszyć się…
in Spanish rápido, adelantado…
in Portuguese veloz, rápido…
in German schnell, vorgehen…
in Catalan ràpid, veloç…
in Japanese 速い…
in Chinese (Simplified) 快的, 迅速的, 敏捷的…
(Definition of fast adjective from the Websters Essential Mini Dictionary © Cambridge University Press)
Add Cambridge dictionaries to your browser to your website

More Essential American English definitions for “fast”

Definitions of “fast” in other dictionaries

Word of the Day

make believe

believing or imagining things that appear to be attractive or exciting, but are not real

Word of the Day

Lies, lies, lies!

by Kate Woodford,
February 25, 2015
​​​ According to sociologists (=people who study the relationships between people living in groups), we are good at lying. As a species, we have developed a remarkable ability to deceive each other (= persuade each other that something false is true). Being able to say things that are not true can help with

Read More 

showrooming noun

February 23, 2015
the activity of examining a product in a physical store and then making the purchase with an online retailer Amazon’s new smartphone is specifically designed to make showrooming fast and easy.

Read More