fast ( faster comparative) ( fastest superlative) ( fasts plural & 3rd person present) ( fasting present participle) ( fasted past tense & past participle )
1 adj Fast means happening, moving, or doing something at great speed. You also use fast in questions or statements about speed.
(=quick) (Antonym: slow)
...fast cars with flashing lights and sirens..., Brindley was known as a very, very fast driver..., The party aims to attract votes from the business and professional communities, which want a faster pace of political reform..., The only question is how fast the process will be.
Fast is also an adverb., adv ADV with v
(=quickly) (Antonym: slowly)
They work terrifically fast..., It would be nice to go faster and break the world record..., Barnes also knows that he is fast running out of time..., How fast were you driving?..., How fast would the disease develop?
2 adv You use fast to say that something happens without any delay.
ADV after v
When you've got a crisis like this you need professional help<endash>fast!..., We'd appreciate your leaving as fast as possible.
Fast is also an adjective., adj ADJ n
That would be an astonishingly fast action on the part of the Congress.
3 adj If a watch or clock is fast, it is showing a time that is later than the real time.
That clock's an hour fast.
4 adv If you hold something fast, you hold it tightly and firmly. If something is stuck fast, it is stuck very firmly and cannot move.
ADV after v
She climbed the staircase cautiously, holding fast to the rail..., The tanker is stuck fast on the rocks.
5 adv If you hold fast to a principle or idea, or if you stand fast, you do not change your mind about it, even though people are trying to persuade you to.
ADV after v
We can only try to hold fast to the age-old values of honesty, decency and concern for others..., He told supporters to stand fast over the next few vital days.
6 adj If colours or dyes are fast, they do not come out of the fabrics they are used on when they get wet.
usu v-link ADJ
The fabric was ironed to make the colours fast.
7 verb If you fast, you eat no food for a period of time, usually for either religious or medical reasons, or as a protest.
I fasted for a day and half and asked God to help me. V
Fast is also a noun., n-count
The fast is broken at sunset, traditionally with dates and water.
...the Muslim holy month of fasting and prayer.
8 Someone who is fast asleep is completely asleep.
fast asleep phrase v-link PHR, PHR after v
When he went upstairs five minutes later, she was fast asleep.
to make a fast buck →
fast-breeder reactor ( fast-breeder reactors plural ) A fast-breeder reactor or a fast-breeder is a kind of nuclear reactor that produces more plutonium than it uses. n-count
Fast food is hot food, such as hamburgers and chips, that you obtain from particular types of restaurant, and which is served quickly after you order it. n-uncount oft n N
James works as assistant chef at a fast food restaurant...
fast forward ( fast forwards 3rd person present) ( fast forwarding present participle) ( fast forwarded past tense & past participle ) , fast-forward
1 verb When you fast forward the tape in a video or tape recorder or when you fast forward, you make the tape go forwards. Compare rewind.
Just fast forward the video... V n
He fast-forwarded the tape past the explosion... V n prep/adv
The urge to fast-forward is almost irresistible. V, Also V prep/adv
2 n-uncount If you put a video or cassette tape onfast forward, you make the tape go forwards. Compare rewind.
oft on N
Before recording onto a new tape, wind it on fast forward, then rewind...
fast lane ( fast lanes plural )
1 n-count On a motorway, thefast lane is the part of the road where the vehicles that are travelling fastest go.
(mainly BRIT) usu the N
2 n-sing If someone is living in thefast lane, they have a very busy, exciting life, although they sometimes seem to take a lot of risks.
usu the N
..a tale of life in the fast lane.
fast track ( fast tracks 3rd person present) ( fast tracking present participle) ( fast tracked past tense & past participle ) , fast-track
1 n-sing The fast trackto a particular goal, especially in politics or in your career, is the quickest route to achieving it.
oft N to n, N n
Many Croats and Slovenes saw independence as the fast track to democracy...
2 verb To fast track something means to make it happen or progress faster or earlier than normal.
A Federal Court case had been fast tracked to Wednesday... be V-ed
Woodward has fast-tracked a number of youngsters into the line-up since he became coach. V n
hard and fast
If you say that there are no hard and fast rules, or that there is no hard and fast information about something, you are indicating that there are no fixed or definite rules or facts. adj usu with brd-neg, usu ADJ n
There are no hard and fast rules, but rather traditional guidelines as to who pays for what...