Pronunciation: (mās),[key] —n. 1. a clublike armor-breaking weapon of war, often with a flanged or spiked metal head, used chiefly in the Middle Ages.
2. a ceremonial staff carried before or by certain officials as a symbol of office.
4. Billiards.a light stick with a flat head, formerly used at times instead of a cue.
Pronunciation: (mās),[key] —n. a spice ground from the layer between a nutmeg shell and its outer husk, resembling nutmeg in flavor.
Pronunciation: (mās),[key]Trademark. a nonlethal spray containing purified tear gas and chemical solvents that temporarily incapacitate a person mainly by causing eye and skin irritations: used esp. as a means of subduing rioters. Also called Chemical Mace.
Pronunciation: (mās),[key] —v.t.,Maced, Mac•ing. (sometimes l.c.) to attack with Mace spray.