We found 15 dictionaries that define the word have a fit:

General (10 matching dictionaries)

1. have a fit: Merriam-Webster
2. have a fit, have a fit: Oxford Learner's Dictionaries
3. have a fit: Collins English Dictionary
4. have a fit: Vocabulary.com
5. have a fit: Wiktionary
6. have a fit: Dictionary.com
7. have a fit: Rhymezone
8. have a fit: FreeDictionary.org
9. have a fit: Mnemonic Dictionary
10. have a fit: TheFreeDictionary.com

Business (2 matching dictionaries)

11. have a fit: Legal dictionary
12. have a fit: Financial dictionary

Computing (1 matching dictionary)

13. have a fit: Encyclopedia

Medicine (1 matching dictionary)

14. have a fit: Medical dictionary

Miscellaneous (1 matching dictionary)

15. have a fit: Idioms

Definitions from Wiktionary (have a fit) ▸ verb:  (idiomatic) To experience an epileptic seizure. ▸ verb:  (idiomatic) To become suddenly enraged. Similar: throw a fit, seize, trip out, pitch a fit, blow the roof off, fly off the handle, crack up, burn up, flip out, flip one's lid, more... Opposite: calm down, relax, compose oneself, stay cool Phrases: have throw a fit, to have a fit, more... ▸ Words similar to have a fit ▸ Usage examples for have a fit ▸ Idioms related to have a fit ▸ Wikipedia articles (New!) ▸ Words that often appear near have a fit ▸ Rhymes of have a fit ▸ Invented words related to have a fit