We found 16 dictionaries that define the word tail off:

General (11 matching dictionaries)

1. tail off: Longman Dictionary of Contemporary English
2. tail off: Merriam-Webster
3. tail-off, tail off: Oxford Learner's Dictionaries
4. tail-off, tail-off, tail off: Collins English Dictionary
5. tail-off: Wordnik
6. tail off: Cambridge Advanced Learner's Dictionary
7. tail off: Wiktionary
8. tail off: Dictionary.com
9. tail-off, tail off: TheFreeDictionary.com

Business (2 matching dictionaries)

10. tail off: Legal dictionary
11. tail off: Financial dictionary

Computing (1 matching dictionary)

12. tail off: Encyclopedia

Medicine (1 matching dictionary)

13. tail off: Medical dictionary

Miscellaneous (1 matching dictionary)

14. tail off: Idioms

Definitions from Wiktionary (tail off) ▸ verb:  To gradually subside or diminish. Similar: tail away, taper off, trail off, diminish, die away, slack off, die down, die out, fade out, wax down, more... Types: dwindle, peter out, fizzle out, wane, more... Adjectives: down, downcast, d, lower, step-down, uprooted, downtrod, utter, facedown, stepdown, on the wane ▸ Words similar to tail off ▸ Usage examples for tail off ▸ Idioms related to tail off ▸ Wikipedia articles (New!) ▸ Words that often appear near tail off ▸ Rhymes of tail off ▸ Invented words related to tail off