1) One of the three primary colours of paint. When mixed with yellow, it makes green, and when mixed with red, it makes purple. It is opposite orange on the colour wheel.

2) One of the three primary colours of light. When mixed with red, it makes magenta. When mixed with green it makes cyan. It is opposite yellow on the colour wheel.
That is a nice shade of blue.
by Psychic Jack September 13, 2003

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In music the blues is about redemption. Not depression.
"You know I'm free, free now baby
I'm free from your spell
I'm free, free now
I'm free from your spell
And now that it's over
All I can do is wish you well"

The Thrill Is Gone - B.B. King
Blues Great
by Blues Student January 09, 2008

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meaning your so drunk you can barely stand or talk. slang used in tralee,ireland
your man was blue last night bah!

i was blue the last night!

i was blue after 2 naggins!
by martin o shea September 03, 2007

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Eiffel 65's song "Blue (Da Ba Dee)," that was released in 1999, is a popular Eurodance song which peaked at #2 on the Billboard Hot 100 in the United States, and reached #1 in 17 countries

Wow! I love the song, Blue, by Eiffel 65!!
by imamylee93 March 27, 2009

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A fine Canadian Pilsner beer, enjoyed mostly by hosers and Buffalonians, and brewed by Labatt's.
Gord, how aboot grabbing a 30-rack of Blue on your way down to Sherkston, eh?
by timmy ho April 08, 2008

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An exclamation used to express the frustration that occurs when you need to repeat yourself many times over.
Derived from the video game Brain Age, in which during one of the activities it had trouble with voice recognition.
Subject A: So, I found a $20 bill on the ground yesterday, right outside my house.
Subject B: What?
Subject A: I found $20 yesterday.
Subject B: What?
Subject A: A $20 dollar bill, I found one yesterday!!
Subject B: A 20 what?
Subject A: Blue! BLUE!!!!!!
by Dominic F October 22, 2007

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1. a color
2. a meaning of sadness
3. another name for crystal meth
"look the sky is blue"
by DeeCee53 June 03, 2009

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UK slang, gang related / region specific:

Endeering term used for friends with business links, particularly in a few specific areas such as Streatham (blue town), Tottenham, and Cambridge. Used in place of "blud". Can get you in trouble around Woolwich and Hackney
"wassup blue, you got work?"
"yes blue, there's at least 5 for you to work, more if you can get some p's"
by Top Shottz May 06, 2008

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