We found 6 dictionaries that define the word going off the deep end:

General (2 matching dictionaries)

1. going off the deep end: Merriam-Webster
2. going off the deep end: TheFreeDictionary.com

Business (1 matching dictionary)

3. going off the deep end: Legal dictionary

Computing (1 matching dictionary)

4. going off the deep end: Encyclopedia

Medicine (1 matching dictionary)

5. going off the deep end: Medical dictionary

Miscellaneous (1 matching dictionary)

6. going off the deep end: Idioms

Phrases: going in off the deep end, more... ▸ Words similar to going off the deep end ▸ Usage examples for going off the deep end ▸ Idioms related to going off the deep end ▸ Wikipedia articles (New!) ▸ Words that often appear near going off the deep end ▸ Rhymes of going off the deep end ▸ Invented words related to going off the deep end