We found 16 dictionaries that define the word risker:

General (11 matching dictionaries)

1. risker: Merriam-Webster
2. risker: Collins English Dictionary
3. risker: Wordnik
4. risker: Wiktionary
5. Risker, risker: Dictionary.com
6. Risker: Online Plain Text English Dictionary
7. risker: Webster's Revised Unabridged, 1913 Edition
8. Risker: AllWords.com Multi-Lingual Dictionary
9. risker: Webster's 1828 Dictionary
10. risker: FreeDictionary.org
11. Risker: TheFreeDictionary.com

Business (2 matching dictionaries)

12. risker: Legal dictionary
13. risker: Financial dictionary

Computing (1 matching dictionary)

14. risker: Encyclopedia

Medicine (1 matching dictionary)

15. risker: Medical dictionary

Miscellaneous (1 matching dictionary)

16. risker: Idioms

(Note: See risk as well.)

Definitions from Wiktionary (risker) ▸ noun:  One who risks or hazards something. Similar: hazarder, risktaker, jeopardizer, gambler, endangerer, threatener, braver, wagerer, menacer, speculator, more... Opposite: conservative, cautious, safe, prudent ▸ Words similar to risker ▸ Usage examples for risker ▸ Idioms related to risker ▸ Wikipedia articles (New!) ▸ Popular adjectives describing risker ▸ Words that often appear near risker ▸ Rhymes of risker ▸ Invented words related to risker