1. [ noun ] (astronomy) the 4th planet from the sun
Synonyms: Red_Planet
Related terms: superior_planet terrestrial_planet solar_system
2. [ noun ] Last name, frequency rank in the U.S. is 6430
3. [ noun ] (Roman mythology) Roman god of war and agriculture; father of Romulus and Remus; counterpart of Greek Ares
Related terms: Roman_deity Roman_mythology
Similar spelling:   Marrs