Definitions of Noah:

• noun:   the Hebrew patriarch who saved himself and his family and the animals by building an ark in which they survived 40 days and 40 nights of rain; the story of Noah and the flood is told in the Book of Genesis
• name:  A male given name (common: 1 in 4545 males; popularity rank in the U.S.: #458)
• name:  A surname (rare: 1 in 50000 families; popularity rank in the U.S.: #6345)