heartbreaker

noun

1. 1

   Someone, usually attractive, who flirts with or otherwise enamours a person, but does not reciprocate their love.

2. 2

   Something that causes sorrow, grief or extreme disappointment.

3. 3

   A match which ends in defeat for a promising player or team.

4. 4

   An independent role-playing game that attempts to fix various perceived design flaws in an established RPG, but whose few innovations will not reach a wide audience due to its lack of marketability.

5. 5

   A curl or lovelock.