from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A red-colored card shown by a referee to a player, especially in soccer, to indicate that the player is being ejected from the game.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A card displayed by the referee when a player is sent off for a serious infringement of the rules.
- n. Any official instructions to vacate an area.
Sorry, no etymologies found.