We found 13 dictionaries that define the word backed up:

General (9 matching dictionaries)

1. backed up: Merriam-Webster
2. backed up: Collins English Dictionary
3. backed up: Vocabulary.com
4. backed-up: Wordnik
5. backed up: Cambridge Advanced Learner's Dictionary
6. backed up: Wiktionary
7. Backed up: Wikipedia, the Free Encyclopedia
8. backed up: Rhymezone
9. backed up: TheFreeDictionary.com

Business (1 matching dictionary)

10. backed-up, backed up: Legal dictionary

Computing (1 matching dictionary)

11. backed up: Encyclopedia

Medicine (1 matching dictionary)

12. backed up: Medical dictionary

Slang (1 matching dictionary)

13. backed-up, backed up: Urban Dictionary

Definitions from WordNet (backed up) ▸ adjective:  having backing ("A claim backed up by strong evidence") Opposite: unblocked, clear, flowing, unclogged, free Phrases: backed up by, not backed up, backed up on information, be backed up, evidenced backed up by, more... ▸ Words similar to backed up ▸ Usage examples for backed up ▸ Idioms related to backed up ▸ Wikipedia articles (New!) ▸ Popular nouns described by backed up ▸ Words that often appear near backed up ▸ Rhymes of backed up ▸ Invented words related to backed up