DCHP-1 Online
tin dog West, Slang 
See quote.
- 1953 By six o'clock, the herder takes in hand his "tin dog" (cans strung on a wire to get the sheep's attention) and "sheep-hook" (crook).
- 1953 By six o'clock, the herder takes in hand his "tin dog" (cans strung on a wire to get the sheep's attention) and "sheep-hook" (crook).