noun a painful scourge.
2. scorpion ·noun the scorpene.
3. scorpion ·noun the pine or gray lizard (sceloporus undulatus).
4. scorpion ·noun a sign and constellation. ·see scorpio.
5. scorpion ·noun an ancient military engine for hurling stones and other missiles.
6. scorpion ·noun any one of numerous species of pulmonate arachnids of the order scorpiones, having a suctorial mouth, large claw-bearing palpi, and a caudal sting.