Definition of "Rahab"

Rahab¹

proper noun
1. A prostitute of Jericho who, in the Torah, helped Israelite spies.
  Quotations
  And Joshua saved Rahab the harlot alive, and her father's household, and all that she had; and she dwelleth in Israel even unto this day; because she hid the messengers, which Joshua sent to spy out Jericho.
  1611, The Holy Bible, […] (King James Version), London: […] Robert Barker, […], Joshua 6:25
2. (rare) A female given name from Hebrew.
  Quotations
  Wycherly reflected that any woman raised by a clergyman who named her daughter Rahab was probably making something in the nature of a personal statement.
  1997, Marion Zimmer Bradley, Gravelight, page 173

Rahab²

proper noun
1. A sea monster in Levantine mythology similar to Tannin and Leviathan