Being a blue means you are new/unexperienced player in a usually pay to win game. Mostly used on the discord bot named "slotbot" that is in about 120.3k servers.
Friend 1: Can you give some money in this game please?

Friend 2: bro you are such a blue get your own money
by The discord-addicted guy December 7, 2020
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Referring to when a police officer testifies against another police officer in a court of law.
Its a rare thing when you have a Blue on Blue in a court trial. You can't help but think: "somebody fucked up"!
by talk2me-JCH2 April 2, 2021
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Denoting or relating to an attack made by one's own side that accidentally harms one's own forces.
The only thing more accurate than incoming enemy fire, is incoming friendly fire.
by caxwl July 8, 2004
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1. A state of depression which becomes the norm after you've spent your whole life being a slave or a sharecropper or another shitty occupation.

2. The result of somebody with the aforementioned problem picking up an instrument and singing about it.

3. A specific chord progression that originated in the 19th Century in the American South from black slaves with the problem mentioned in (1) and the talent mentioned in (2).
Jim the sharecropper was angry at the white man for keeping him down all his life, so he picked up his guitar and became a traveling man, playing The Blues wherever he went.
by Jewpanese June 6, 2005
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The feeling when u wake up at 7 in the morning and remembering it's a monday.
by thepaininmearse October 12, 2003
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The feeling of sadness or loneliness during rainy days.
"So how are u today?"
"I feel blue rn"
by pixelatory2 November 15, 2020
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