noun U.S. Navy.
the highest ranking naval officer, ranking next above admiral.
Words nearby fleet admiral
Origin of fleet admiral
First recorded in 1945–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for fleet admiral
an officer holding the most senior commissioned rank in the US and certain other navies
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012