We found 22 dictionaries that define the word high roller:

General (18 matching dictionaries)

1. high roller: Merriam-Webster
2. high roller: Oxford Learner's Dictionaries
3. high roller: American Heritage Dictionary of the English Language
4. high roller: Collins English Dictionary
5. high roller: Vocabulary.com
6. high-roller: Wordnik
7. high roller: Cambridge Advanced Learner's Dictionary
8. high-roller, high roller: Wiktionary
9. high roller: Infoplease Dictionary
10. high roller: Dictionary.com
11. High Roller (Cheap Trick song), High Roller (Ferris wheel), High Roller (Stratosphere), High Roller (Valleyfair), High roller (disambiguation), High roller: Wikipedia, the Free Encyclopedia
12. high roller: Rhymezone
13. high roller: FreeDictionary.org
14. high roller: Mnemonic Dictionary
15. high roller: TheFreeDictionary.com
16. high roller: Longman Dictionary of Contemporary English

Miscellaneous (1 matching dictionary)

17. high roller: Idioms

Slang (2 matching dictionaries)

18. high roller: Green’s Dictionary of Slang
19. High Roller: Urban Dictionary

Sports (1 matching dictionary)

20. winyourwager.com Gambling Glossary (No longer online)

(Note: See high-rolling as well.)

Definitions from Wiktionary (high roller) ▸ noun:  (gambling) A gambler who wagers large amounts of money, usually in a casino. ▸ noun:  One who has a lot of money and lives luxuriously. Similar: big spender, high-roller, whale, deep stack, stacks, highflier, supercasino, hot money, megacasino, wheel, more... Opposite: penny-pincher, tightwad, cheapskate Adjectives: convex, west, endgame, tactic, wood, try, marked, en passant, stale, hanging, nomic ▸ Words similar to high roller ▸ Usage examples for high roller ▸ Idioms related to high roller ▸ Wikipedia articles (New!) ▸ Words that often appear near high roller ▸ Rhymes of high roller ▸ Invented words related to high roller