mars (Noun) — A small reddish planet that is the 4th from the sun and is periodically visible to the naked eye; minerals rich in iron cover its surface and are responsible for its characteristic colour. ex. "Mars has two satellites"
mars (Noun) — (Roman mythology) Roman god of war and agriculture; father of Romulus and Remus; counterpart of Greek Ares.
mars (Noun) — A mark or flaw that spoils the appearance of something (especially on a person's body). ex. "a facial mar"
mars (Verb) — Make imperfect. ex. "nothing marred her beauty"
mars (Verb) — Destroy or injure severely. ex. "marred bodies"