Pronunciation: (thôr),[key] —n. 1. Scand. Myth.the god of thunder, rain, and farming, represented as riding a chariot drawn by goats and wielding the hammer Mjolnir: the defender of the Aesir, destined to kill and be killed by the Midgard Serpent.
2. a medium-range U.S. Air Force ballistic missile developed in the early 1950s and powered by a single liquid-propellant rocket engine.
3. a male given name.