leaper

Short definition from Wiktionary

Noun

1. 1
   One who leaps.
2. 2
   A kind of hooked instrument for untwisting old cordage.
3. 3
   A piece, like the knight, which moves a fixed distance, and ignores pieces in the way.
4. 4
   Synonym of jumper (“person who attempts suicide by jumping from a height”).
5. 5
   A person whose birthday falls on 29 February, and thus only occurs in leap years.
6. 6
   A fan of the television series Quantum Leap.

Proper noun

1. 1
   A surname.