Old sheepdog Synonyms

Definitions for Old

(adjective) being of advanced years and especially past middle age
(adjective) dating or surviving from the distant past
(adjective) having been such at some previous time

OS abbreviation

OS is an abbreviation for Old Sheepdog

What does OS stand for?

OS stands for "Old Sheepdog"

Sheepdog replaced

Definitions for Sheepdog

(noun) any of various usually long-haired breeds of dog reared to herd and guard sheep