" blue "

[Adjective]  | "blue" | \ ˈblü \

1: of the color whose hue is that of the clear sky : of the color blue

2: bluish

3: discolored by or as if by bruising

Origin: 13th century ;

 Middle English, from Anglo-French blef, blew, of Germanic origin; akin to Old High German blāo blue; akin to Latin flavus yellow;

[Noun]  | "blue" 

1: a color whose hue is that of the clear sky or that of the portion of the color spectrum lying between green and violet

2: a pigment or dye that colors blue

3: bluing

Origin: 14th century ;

 See: ;

[Noun]  | "blue agave" 

1: a Mexican agave (Agave tequilana) that has bluish- to greenish-gray swordlike leaves with spiny margins and is typically cultivated for the production of tequila and sometimes grown as an ornamental

Origin: 1950 ;

[Noun]  | "Blue Alert" 

1: a widely publicized bulletin that alerts law enforcement agencies, the media, and the public to the ongoing search for a person suspected of killing, seriously wounding, or seeking to kill or seriously wound a law enforcement officer in connection with the officer's duties

Origin: 2005 ;

 After {see: |amber alert|Amber Alert}, with blue alluding to the conventional color of police officers' uniforms;

[Noun]  | "blue baby" 

1: an infant with cyanosis usually from a congenital heart defect in which venous and arterial blood are mingled

Origin: 1858 ;

[Noun]  | "blue blood" 

1: membership in a noble or socially prominent family

2: a member of a noble or socially prominent family

Origin: 1809 ;

[Noun]  | "blue book" 

1: a register especially of socially prominent persons

2: a book of specialized information often published under government auspices

3: a blue-covered booklet used for writing examinations

Origin: 1633 ;

[Noun]  | "blue catfish" 

1: a large bluish catfish (Ictalurus furcatus) of the Mississippi River valley that may weigh over 100 pounds (45 kilograms)

Origin: 1818 ;

[Noun]  | "blue cheese" | \ ˈblü-ˈchēz \

1: a cheese marked with veins of greenish-blue mold

Origin: 1787 ;

[Verb]  | "blue" 

1: to make (something) blue in color: such as

2: to dye, tint, or paint (something) blue

3: to heat (iron or steel) to about 550 to 600°F (288 to 316°C) so that it acquires a bluish protective coating

Origin: 1606 ;

 See: ;

[Adjective]  | "blue" 

[Noun]  | "blue" 

[Noun]  | "blue racers" 

[Noun]  | "blue racer" 

[Noun]  | "blue chipper" 

[Noun]  | "blue laws" 

[Noun]  | "blue chippers" 

[Noun]  | "blue water" 

[Noun]  | "blue chips" 

[Plural noun]  | "blue jeans"