English Dictionary

blue

/bluː/

noun

(countable and uncountable) The colour of the clear sky or the deep sea, between green and purple in the visible spectrum, and one of the primary additive colours for transmitted light; the colour obtained by subtracting red and green from white light using magenta and cyan filters; or any colour resembling this.

The sky is a beautiful shade of blue.

意味（1）

(countable and uncountable) The colour of the clear sky or the deep sea, between green and purple in the visible spectrum, and one of the primary additive colours for transmitted light; the colour obtained by subtracting red and green from white light using magenta and cyan filters; or any colour resembling this.

blue:

意味（2）

Anything coloured blue, especially to distinguish it from similar objects differing only in color.

I don't like red Smarties. Have you got a blue?

意味（3）

A blue dye or pigment.

意味（4）

(in the plural) A blue uniform. See blues.

意味（5）

A member of a sports team that wears blue colours; (in the plural) a nickname for the team as a whole. See also blues.

Come on, you blues!

意味（6）

(baseball, slang) An umpire, in reference to the typical dark blue color of the umpire's uniform. Sometimes perceived by umpires as derogatory when used by players or coaches while disputing a call.

He was safe! Terrible call, blue!

意味（7）

Sporting colours awarded by a university or other institution for sporting achievement, such as representing one's university, especially and originally at Oxford and Cambridge Universities in England. See also full blue, half blue.

He excelled at rowing and received a blue in the sport at Oxford.

意味（8）

A person who has received such sporting colours.

He was a blue in rugby at Cambridge.

意味（9）

(slang) A member of law enforcement.

He dialed Kathy to be sure she was okay and see if the blues arrived. She was crying when she picked up the phone.

He dialed Kathy to be sure she was okay and see if the blues arrived. She was crying when she picked up the phone. “Kathy, honey, I'm here. It'll be okay. Are the police there?”

意味（10）

(now historical) A bluestocking.

意味（11）

The sky, literally or figuratively.

The balloon floated up into the blue.

意味（12）

The ocean; deep waters.

意味（13）

The far distance; a remote or distant place.

The problem with buffalo as well as most African antelopes as a steady diet is that they have very little marbling or body fat and, after six months out in the blue, one dreams at night of a T-bone steak sizzling in great globules of yellow fat.

意味（14）

A dog or cat with a slaty gray coat.

On average, blues and other dilutes have weaker coats and skin problems seem more prevalent in the dilutes.

意味（15）

(snooker) One of the colour balls used in snooker, with a value of five points.

意味（16）

(entomology) Any of the butterflies of the subfamily Polyommatinae in the family Lycaenidae, most of which have blue on their wings.

意味（17）

A bluefish.

Blues are about as vicious a fish as you'll find on the Atlantic seaboard — they will continue to slash through schools of bait even after they have eaten so much that they're constantly regurgitating shredded baitfish.

意味（18）

(Australia, colloquial) An argument.

I had a blue with Dad, said Fay. He wanted to drive us, I wanted to walk.

意味（19）

A liquid with an intense blue colour, added to a laundry wash to prevent yellowing of white clothes.

It was applied methodically, carefully, resolutely, as in the fashion of a Satin-bird with charcoal, desiccated wood or blue from laundry-bags.

意味（20）

Any of several processes to protect metal against rust.

意味（21）

(Britain) A type of firecracker.

Lord Lyttelton's Life by Dr Johnson […] which a whole tribe of Blues, with Mrs Montagu at their Head, have Vowed to execrate and revenge […].

意味（22）

(particle physics) One of the three color charges for quarks.

意味（23）

(UK) A member or supporter of the Conservative Party.

He is a true blue.