We found 6 dictionaries that define the word long gone:

General (4 matching dictionaries)

1. long gone: Merriam-Webster
2. long-gone: Wordnik
3. Long Gone (album), Long Gone (film), Long Gone (instrumental), Long Gone: Wikipedia, the Free Encyclopedia
4. long gone: Wiktionary

Business (1 matching dictionary)

5. long gone: Legal dictionary

Miscellaneous (1 matching dictionary)

6. long gone: Idioms

Definitions from Wiktionary (long gone) ▸ adverb:  (idiomatic, informal) Someone has been deceased or disappeared for a long time. Phrases: Long Gone Gulch, A Long Way Gone, Long Gone Before Daylight, Tell Me How Long the Train's Been Gone, Long Time Gone, more... ▸ Words similar to long gone ▸ Usage examples for long gone ▸ Idioms related to long gone ▸ Wikipedia articles (New!) ▸ Words that often appear near long gone ▸ Rhymes of long gone ▸ Invented words related to long gone