Sack"cloth` (?; 115), n.
Linen or cotton cloth such a sacks are made of; coarse cloth; anciently, a cloth or garment worn in mourning, distress, mortification, or penitence.
Gird you with sackcloth, and mourn before Abner.
2 Sam. iii. 31.
Thus with sackcloth I invest my woe.
© Webster 1913.