Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “flat”

flat

adverb (COMPLETELY)    /flæt/ (flatter, flattest)
informal completely or to the greatest degree possible : She told him flat (US also flat out that she would not go to the show. Could you lend me some money , I'm flat broke (= I have no money ). → See also stony brokeComplete and wholeVery and extreme three minutes, half an hour, etc. flat informal exactly three minutes , half an hour , etc.: We managed to get to the station in five minutes flat.Accurate and exact flat out informal as fast or as hard as possible : My car only does about 60 mph , even when it's going flat out. We've been working flat out to get this done.Hurrying and doing things quicklyBusy and active
(Definition of flat adverb (COMPLETELY) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of flat

Browse related topics

You are looking at an entry to do with Complete and whole, but you might be interested in these topics from the Full and empty topic area:

Definitions of “flat” in other dictionaries

Word of the Day

friendship

a situation in which two people are friends

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More