Noah Webster's Dictionary (n.) One who steals or forcibly carries away a human being; a manstealer.

Multi-Version Concordance Kidnapper (1 Occurrence) Deuteronomy 24:7 If a man be found stealing any of his brothers of the children of Israel, and he deal with him as a slave, or sell him; then that thief shall die: so you shall put away the evil from the midst of you. (See NIV)