• 1. the flag that indicates nationality
• 2. the ceremony of hoisting or lowering the colours
• 3. a pair of silk flags borne by a military unit, esp British, comprising the Queen's Colour showing the unit's crest, and the Regimental Colour showing the crest and battle honours
• 4. true nature or character (esp in the phrase show one's colours )
• 5. a distinguishing badge or flag, as of an academic institution
• 6. a badge or other symbol denoting membership of a team, esp at a school or...

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