赤紙

Etymology
Compound of.

First attested in any idiomatic sense from 1797.

Noun

 * 1)   red paper used as a charm or ward against pox (usually smallpox, also the great pox or syphilis), and pasted on the frame of oil lamps or on  statues
 * 2)  a slip of red paper attached to a letter or other document to indicate urgency
 * 3)  alternative name for
 * 4)   draft card
 * 5)   a label or sticker indicating that something is under seizure or garnishment
 * 6)  ("red paper")