Mourning

n. 1. The act of sorrowing or expressing grief; lamentation; sorrow. 2. The dress or customary habit worn by mourners.

And e'en the pavements were with mourning hid. Dryden.

p. a. 1. Grieving; sorrowing; lamenting. 2. Employed to express sorrow or grief; worn or used as appropriate to the condition of one bereaved or sorrowing; as, mourning garments; mourning ring; mourning pin, and the like.

Mourning-piece, a picture in which an emblem or a sign of mourning, as a tomb, &c., is represented.