/ Thesaurus / O Synonyms of old english sheepdog Find synonyms for: Noun1. Old English sheepdog, bobtail, shepherd dog, sheepdog, sheep dogusage: large sheepdog with a profuse shaggy bluish-grey-and-white coat and short tail; believed to trace back to the Roman occupation of BritainWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language