Dictionary
may•o
Pronunciation: (mā'ō), [key]—
n. Informal.
mayonnaise.
May•o
Pronunciation: (mā'ō), [key]—
n.
1. Charles Horace, 1865–1939, and his brother
William James, 1861–1939, U.S. surgeons.
2. a county in NW Connaught province, in the NW Republic of Ireland. 114,548; 2084 sq. mi. (5400 sq. km).
Co. seat: Castlebar.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.