Generally a blue bandana, most commonly used by Los Angeles street gang known as the Crips.
"You see the blue flag in his left pocket? That's a Crip."
A blue flag stands for penis loss. A wise geman person ones said that hoisting a purely blue flag, or at least a blue flag without any symbol on it, indicates that the hoisting person has lost his phallus.
Person A: "Look there, captain, those poor men hoist a blue flag"
Person B: " These poor souls...."
A crips bandana, flag or otherwise used bandana.
Don't want to wear my blue flag in the hood, for fear that a blood might shoot me while suspecting me to be a crip.
The Bonnie Blue Flag was a flag used by Confederate soldiers as an informal military flag, and is the subject of a famous marching tune, "The Bonnie Blue Flag"
Hurrah! Hurrah! For Southern rights hurrah! Hurrah for the Bonnie Blue Flag that bears a single star!
Robert was very proud of himself when he was designated bearer of the Bonnie Blue Flag
The sadness that comes from living a failing system.
Based on the song off of F# A# ♾️ by Godspeed You! Black Emperor with the same name
"Why does the country keep going to shit, it makes me have the Dead Flag Blues"
F1 Flags waved for Nicholas Latifi, Lance Stroll, or previously, Nikita Mazepin.
Blue Flags tell a driver to let cars through that are a lap ahead.
Nikita Mazepin is Blue-Flag Sexual. He is attracted to blue flags.
The bringer of vibes, the pusher of plans, the asker of more!
“Satish made this Goa plan happen, he’s a walking-talking blue flag”