1. A tall slender dog of an ancient breed noted for swiftness and keen sight; used as a racing dog
   "Greyhounds can reach speeds of up to 45 miles per hour"

1. A long-distance bus service in various countries
   "We took a Greyhound bus from New York to Chicago"

Derived forms: greyhounds

Type of: hound, hound dog, racer

Encyclopedia: Greyhound