saint louis Meaning, Definition & Usage

  1. noun king of France and son of Louis VIII; he led two unsuccessful Crusades; considered an ideal medieval king (1214-1270)
    Louis IX; St. Louis.
  2. noun the largest city in Missouri; a busy river port on the Mississippi River near its confluence with the Missouri River; was an important staging area for wagon trains westward in the 19th century
    St. Louis; Gateway to the West.

WordNet