sinner

Short definition from Wiktionary

Noun

1. 1
   A person who sins or has sinned: A person who, by one particular action, has sinned.
2. 2
   A person who sins or has sinned: An unregenerate person.
3. 3
   A person with negative qualities; one who does bad things.
4. 4
   A person with negative qualities; one who does bad things: One who lives a hedonist life; a self-indulgent person.

Proper noun

1. 1
   A surname.