Molossus

n.; pl. L. Colossi E. Colossuses [ L., fr. Gr. &unr_;. ] 1. A statue of gigantic size. The name was especially applied to certain famous statues in antiquity, as the Colossus of Nero in Rome, the Colossus of Apollo at Rhodes. [ 1913 Webster ]

He doth bestride the narrow world
Like a colossus. Shak. [ 1913 Webster ]

☞ There is no authority for the statement that the legs of the Colossus at Rhodes extended over the mouth of the harbor. Dr. Wm. Smith. [ 1913 Webster ]

2. Any man or beast of gigantic size. [ 1913 Webster ]