Definition fast in British English

fast adverb

adverb

/fɑːst/

Example

We drove as fast as we could to the hospital.

Example

I can't run very fast.

Example

Can't you work any faster?

Synonyms and related words

quickly fast rapid

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1.1

over a short period of time

Example

The business has grown very fast.

Example

This company is fast becoming a major exporter of computer software.

Synonyms and related words

quickly fast rapid

1.2

Example

You need to get help fast!

Example

We got there as fast as we could.

Synonyms and related words

suddenly immediately at once

Example

She held fast to the railings and refused to move.

Example

The van was stuck fast in the mud.

Synonyms and related words

tight firm steady

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Words related to fast:

a fast talker (phrase) a fast worker (phrase) as fast as your legs can carry you (phrase) at a clip (phrase) be nowhere fast (phrase) clock (noun) convenience food (noun) fast (adjective) fast (adverb) fast (verb) fast (noun) fast and furious (phrase) fast asleep (phrase) fast fashion (noun) fast fashion industry (noun) fast food (noun) fast forward (noun) fast lane (noun) fast track (noun) fast-acting (adjective) fast-breaking (adjective) fast-breeder reactor (noun) fast-forward (verb) fast-moving (adjective) fast-paced (adjective) fast-roping (noun) fast-talking (adjective) fast-track (adjective) fast-track (verb) fruit fast (noun) hard and fast (adjective) hold fast to something (phrase) make a fast buck (phrase) make a fast/quick buck (phrase) make something fast (phrase) not so fast () play fast and loose with (phrase) pull a fast one (phrase) stand (phrase) stuck fast (phrase) the fast lane (phrase) thick and fast (phrase) 5:2 diet (noun)