We found 16 dictionaries that define the word or else:

General (14 matching dictionaries)

1. or else: Longman Dictionary of Contemporary English
2. or else: Merriam-Webster
3. or else: Oxford Learner's Dictionaries
4. or else: Collins English Dictionary
5. or else: Vocabulary.com
6. or else: Cambridge Advanced Learner's Dictionary
7. or else: Wiktionary
8. or else: Dictionary.com
9. or else: Rhymezone
10. or else: FreeDictionary.org
11. or else: Mnemonic Dictionary
12. or else: TheFreeDictionary.com

Miscellaneous (1 matching dictionary)

13. or else: Idioms

Slang (1 matching dictionary)

14. or else: Urban Dictionary

Definitions from WordNet (or else) ▸ adverb:  in place of, or as an alternative to Opposite: unless, except, notwithstanding Types: ultimatum, threat, menace, dire consequences, punishment, more... Phrases: represents or stands for something else, do what i say or else, more... ▸ Words similar to or else ▸ Usage examples for or else ▸ Idioms related to or else ▸ Wikipedia articles (New!) ▸ Words that often appear near or else ▸ Rhymes of or else ▸ Invented words related to or else