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fast

fast

14 4.9
A cloth that does not lose color when washed
  • adjective
  • /fæst/
  • Specialized
translation icon : resistente a la decoloración
  • First, he dipped into his windbreaker pocket and pulled out a tube of fast-drying epoxy.
  • acid-fast

Examples

  • He chose a fast paint that would not fade in the sun for the outdoor mural.

  • This fabric is made from a special blend that ensures its color remains fast even after many washes.

  • I totally forgot how fast drying this one is.

  • I'd probably say the fast base concealer is better.

  • So the key there is look for fast drying mascara.

  • Despite these wet conditions, these wet-weather tires wear extremely fast.

  • This is the HK girl, fast drying and super shiny clear top coat.

  • The weather's threatening, but the track is fast there in Salem, New Hampshire.

  • It also says, well, it says fast drying, non yellowing and UV resistant.

  • For the art project, we need a fast dye that won’t run when exposed to water.

Synonyms

colorfast
vsfast
  • US
1 4.4

A fabric that keeps its color when washed or left in the sun

is broader in scope, applying to many materials and overall durability
lightfast
vsfast
  • Specialized
6.5

Does not fade or change color in sunlight

is broader, covering resistance beyond light to washing and material damage

Antonyms

80 4.4

Not steady and likely to change, fail, or fall

1 3.0

A slow loss of strength, color, or sound over time

Idioms

not so fast
  • Informal
42 5.8

Tell someone to slow down when they act too quickly

19 2.5

Resting very deeply and not easy to wake

12 8.3

To trick someone in a clever way so they do not notice

in the fast lane
  • Informal
6 6.4

Living a life full of excitement and danger

6 8.0

Act in a careless way by ignoring rules and other people's feelings

5 5.2

A way of spending time that is exciting, fast, and often risky

Compounds

111 1.0

Cheap food that is already cooked and sold to eat quickly, like hamburgers or fried chicken

67 3.5

Something that gets much bigger or more common very quickly

24 3.9

Happening very quickly with a lot of action

19 3.9

A quick route to success or promotion

fast one
  • Informal
12 8.2

A clever trick used to cheat someone

12 5.7

Very clear rules or limits that do not allow change

10 2.5

A speed that is quicker than usual for a task or activity

fast break
  • Jargon
9 3.5

A quick attack where a team moves fast down the court to score before the defense sets up

fast lane
  • Informal
7 5.8

A very busy, exciting life that often brings risk and pressure

A fixed instruction you cannot change or adapt

lightning fast
  • Informal
6 3.6

Happening or moving very quickly

fast buck
  • Slang
3 7.9

Money earned quickly, often by dishonest or easy ways

A place where things change and happen very quickly

2 2.8

A road lane for vehicles that move faster than other lanes

1 5.9

A day when people do not eat for religious or spiritual reasons

fast reactor
  • Specialized
1 8.4

A nuclear reactor that uses fast neutrons without a moderator to make energy

1 1.9

A quick help that has very little waiting time

1 3.7

Moving quickly through the air like a bird or a jet

A way of living with constant activity and little time to rest

A person who becomes successful or well known very quickly

A set of computer rules that lets local devices send secure messages and manage a network

fast mate
  • Informal
6.6

A close friend who spends a lot of time with you

A major Jewish day when people do not eat to remember when the temples were destroyed in Jerusalem

A major Jewish fast on the ninth day of Av that remembers the destruction of the temples in Jerusalem

A one-day event when many Jews do not eat or drink before Purim to remember Esther

A day in the Jewish calendar when Jews do not eat or drink to remember Gedaliah's killing

A Jewish day when people do not eat or drink from dawn to dusk to remember Jerusalem's walls being broken

A minor Jewish fast on the tenth of Tevet to remember the siege of Jerusalem and Holocaust victims

A Jewish fast kept by firstborn sons the day before Passover to remember how they were saved in Egypt

fast time scale
  • Specialized
7.7

A way of running a simulation where time moves faster than real life

A very important Jewish day when people fast, like Yom Kippur or Tisha B'Av

A day in Judaism when adults fast from dawn to nightfall but can do normal work

How Colorfast

permanent
650 3.2
fast
  • Specialized
14 4.9
long-lasting
27 3.7
fugitive
23 7.4
unstable
80 4.4

Surface Forms

fast positive

Etymology

Fast for colors or cloth comes from the sense of being 'firm' and not changing, as in color-fast; a dye that holds 'firmly' does not fade. So a 'fast' color is one that stays the same over time.