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.
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Idioms for fast
Origin of fast1
SYNONYMS FOR fast
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
Now, it is the most traditional and celebrated Christmas cake in Germany—and definitely not associated with fasting.
Like Lent, the season of Advent was a period of reflection and fasting, and items such as dairy and sugar were forbidden.
And saints are a pretty svelte bunch, what with all the fasting and suffering.
Since this hearing was taking place during Ramadan, many of the Muslims had been fasting since sunrise.
This jives with his previous research that fasting can weaken cancer in mice.
And when those two brothers had arrived there, they began a course of fasting and asceticism to propitiate her.The Kath Sarit Sgara|Somadeva Bhatta
On Good Friday the Vaudois observed the day according to the usage of their church, by fasting and humiliation.The Vaudois of Piedmont|John Napper Worsfold
Herodotus says that the Egyptians prepared themselves by fasting for the celebration of the great festival of Isis.The New Gresham Encyclopedia|Various
But always it is a debt which necessitates a loan, the payment of interest, economy, and fasting.What is Property?|P. J. Proudhon
Before that memorable evening I purified my heart by fasting and prayer.Cord and Creese|James de Mille
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