All Definitions for Blue
Below are all the dictionary definitions of blue:
1Of a blue hue.
2Depressed, melancholic, sad.
3Having a bluish or purplish shade to the skin due to a lack of oxygen to the normally deep-red red blood cells
4Cyanotic.
5Pale, without redness or glare.
6Supportive of, run by (a member of), pertaining to, or dominated by a political party represented by the colour blue.
7Supportive of, run by (a member of), pertaining to, or dominated by the Democratic Party.
8Supportive of or related to the Liberal Party.
9Supportive of or related to the Conservative Party.
10Of, dominated by, or shifted toward the higher-frequency, or "bluer", end of the electromagnetic spectrum.
11Having a colour charge of blue.
12Extra rare
13Left very raw and cold.
14Having a coat of fur of a slaty gray shade.
15Risqué
16Obscene
17Profane
18Pornographic.
19Drunk.
20The colour of the clear sky or the deep sea
21The colour midway between green and violet in the visible spectrum and one of the primary additive colours.
22Anything coloured blue, especially to distinguish it from similar objects differing only in colour.
23A blue dye or pigment.
24Blue clothing.
25A blue uniform. See blues.
26A member of a sports team that wears blue colours
27(in the plural) a nickname for the team as a whole. See also blues.
28An umpire, in reference to the typical dark-blue colour of the umpire's uniform. Sometimes perceived by umpires as derogatory when used by players or coaches while disputing a call.
29Sporting 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.
30A person who has received such sporting colours.
31A member of law enforcement.
32The sky, literally or figuratively.
33The ocean
34Deep waters.
35The far distance
36A remote or distant place.
37A dog or cat with a slaty gray coat.
38One of the colour balls used in snooker, with a value of five points.
39Any of the butterflies of the subfamily Polyommatinae in the family Lycaenidae, most of which have blue on their wings.
40A bluefish.
41An argument or brawl.
42A liquid with an intense blue colour, added to a laundry wash to prevent yellowing of white clothes.
43Any of several processes to protect metal against rust.
44A type of firecracker.
45One of the three colour charges for quarks.
46A member or supporter of the Conservative Party.
47A blue cheese.
48Risqué or pornographic material.
49To make or become blue
50To turn blue.
51To treat the surface of steel so that it is passivated chemically and becomes more resistant to rust.
52To brighten by treating with blue (laundry aid).
53To fight, brawl, or argue.
54To spend (money) extravagantly
55To blow.
56Severe or overly strict in morals
57Gloomy.
58Literary
59Scholarly
60Bluestockinged.
61A bluestocking.
62A letterman at Oxford or Cambridge.
63A male nickname, occasionally used as a formal given name. (Australia) Nickname for a person with ginger hair.
64A surname from German. An anglicization of German Blau.
65Synonym of British Blue (“a breed of cat”).
66A female given name from English, typically used in conjoined names like Bonnie Blue or Blue Bell.
67A member of the Royal Horse Guards (which merged with the 1st Dragoons in 1969)
About antonyms for blue
Finding the right antonym for blue helps writers create contrast, clarify meaning, and add depth to their work. Defined as "Of a blue hue.", blue has 0 opposite words that can be used to express contrasting ideas.
When choosing an antonym, consider the connotation, formality level, and audience. Some alternatives work better in casual conversation while others shine in academic or professional writing. For example, using a more formal antonym in a business email can elevate your tone, while a casual antonym might feel more natural in creative writing or dialogue.
It is also worth noting that not all antonyms are perfectly interchangeable. The context of your sentence, the surrounding words, and the intended emotional impact all play a role in selecting the best opposite word. The list above provides the most common and useful antonyms for blue, but always read your sentence aloud to ensure the chosen word flows naturally.