adjective, fast·er, fast·est.
- indicating a time in advance of the correct time, as of a clock.
- noting or according to daylight-saving time.
- (of money, profits, etc.) made quickly or easily and sometimes deviously: He earned some fast change helping the woman with her luggage.
- cleverly quick and manipulative in making money: a fast operator when it comes to closing a business deal.
- (of a lens) able to transmit a relatively large amount of light in a relatively short time.
- (of a film) requiring a relatively short exposure time to attain a given density.
- (of a track condition) completely dry.
- (of a track surface) very hard.
adverb, fast·er, fast·est.
SYNONYMS FOR fast
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Idioms for fast
Origin of fast1
synonym study for fast
Definition for fast (2 of 3)
verb (used without object)
verb (used with object)
Origin of fast2
OTHER WORDS FROM fastun·fast·ing, adjective
Definition for fast (3 of 3)
Example sentences from the Web for fast
Their clear priorities : faster economic growth and promoting upward mobility for the middle and working classes.
When he next tried out for the varsity, he weighed 174 pounds and was faster than he had been on his arrival at West Point.How His West Point Football Experience Inspired Eisenhower|Nicolaus Mills|November 11, 2014|DAILY BEAST
The cars had plush green upholstery and stained-glass windows and were faster and cheaper than a horse-and-buggy.
This will be a temporary position—to help us get started and to respond to the “We need to do more, we need to do it faster.”
They know this is a rotten deal and they are demoralized, running faster and faster with no hope of catching up.
Higher and higher—faster and faster—till with a stunning, ear-deafening crash she struck the great dome and was through.The Affair of the Brains|Anthony Gilmore
The ground dropped slowly away, then faster; and as we swung about I saw the hilltop beneath us.Tarrano the Conqueror|Raymond King Cummings
The quahaugs which have the better current or circulation of water show the faster growth.A Report upon the Mollusk Fisheries of Massachusetts|Commissioners on Fisheries and Game
The faster it is going the further it goes before this drop is sufficient to be noticeable.The Modern Pistol and How to Shoot It|Walter Winans
No one could have driven her faster than he drove her, and the pace satisfied even his uneasy mind.Labrador Days|Wilfred Thomason Grenfell
British Dictionary definitions for fast (1 of 2)
- proof against fadingthe colour is fast to sunlight
- (in combination)washfast
- requiring a relatively short time of exposure to produce a given densitya fast film
- permitting a short exposure timea fast shutter
Word Origin for fast
British Dictionary definitions for fast (2 of 2)
- an act or period of fasting
- (as modifier)a fast day
Derived forms of fastfaster, noun
Word Origin for fast
Medical definitions for fast (1 of 2)
Medical definitions for fast (2 of 2)
Idioms and Phrases with fast
In addition to the idioms beginning with fast
- fast and furious
- fast and loose
- fast buck
- fast lane
- fast track
- get nowhere (fast)
- hard and fast
- pull a fast one
- stand one's ground (fast)
- thick and fast