[gy.ro] n, pl gyros (1910) 1: gyrocompass
2: gyroscope
[2]gy.ro n, pl gyros [NGk gyros turn, fr. Gk; fr. the rotation of the meat on a spit] (1971): a sandwich esp. of lamb and beef, tomato, and onion on pita bread Gy.ro n, pl Gyros [Gyro International (association)] (1971): a member of a major international service club