Definition of Lewis, Meriwether in US English:

Lewis, Meriwether

proper noun

  • (1774–1809), US explorer. Together with William Clark, he led an expedition to explore the newly acquired Louisiana Purchase (1804–06). They traveled from St. Louis to the Pacific Northwest and back. He then served as governor of Louisiana Territory 1807–09.

Pronunciation

Lewis, Meriwether

/ˈluwəs//ˈlo͞o-is/