- a type of battleship armed with heavy-caliber guns in turrets: so called from the British battleship Dreadnought, launched in 1906, the first of its type.
- an outer garment of heavy woolen cloth.
- a thick cloth with a long pile.
Origin of dreadnought
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for dreadnaught
The dreadnaught will become an apparition, a witch, the Devil in skirts.A Book of Burlesques
H. L. Mencken
What do you mean by hunting polar bears all alone, Dreadnaught?Historic Boyhoods
Rupert Sargent Holland
What do you think this is—a dreadnaught with full equipment?Boy Scouts in the North Sea
G. Harvey Ralphson
Scotty patrolled as lookout as though serving on a dreadnaught.Fighting Byng
Theres not a dreadnaught among them that can match the guns of our flagship!The Fall of a Nation
- a battleship armed with heavy guns of uniform calibre
- an overcoat made of heavy cloth
- slang a heavyweight boxer
- a person who fears nothing
Word Origin and History for dreadnaught
Online Etymology Dictionary, © 2010 Douglas Harper