Save Gender Masculine Usage Hawaiian (Rare) Pronounced Pron. AH-ah-MAH-koo-ah-LEH-nah-LEH-nah [key] Meaning & History This is the Hawaiian name for Grapsus tenuicrustatus, a rock crab with yellow back. The 'A'ama crab is strong and swift thus another meaning of this name is "a swift, strong warrior" in Hawaiian.