noun 1. Pierre /pyɛr/ [pyer] Show IPA , 1883–1945,
French lawyer and politician: premier 1931–32, 1935–36; premier of the Vichy government 1942–44; executed for treason 1945.
a city in S Quebec, in E Canada, NW of Montreal, on the St. Lawrence.
a city in and the capital of Mayenne, in W France.