n. A cap formerly worn by some English officials, and still in use among the judiciary of France. See mortar, 4.
n. A headpiece in medieval armor. See second cut under armor.
n. See mortar, 3.
n. An obsolete form of mortar.
Word Usage
"He then hastened to the apartment of Lord Lacy, whom he met dressed in a long furred gown and the knightly cap called a mortier, irritated at the noise, and demanding to know the cause which had disturbed the repose of the household."