We found 13 dictionaries that define the word using up:

General (9 matching dictionaries)

1. using up: Merriam-Webster
2. using up: Collins English Dictionary
3. using up: Vocabulary.com
4. using up: Wiktionary
5. using up: Dictionary.com
6. using up: Rhymezone
7. using up: FreeDictionary.org
8. using up: Mnemonic Dictionary
9. using up: TheFreeDictionary.com

Business (1 matching dictionary)

10. using up: Legal dictionary

Computing (1 matching dictionary)

11. using up: Encyclopedia

Medicine (1 matching dictionary)

12. using up: Medical dictionary

Miscellaneous (1 matching dictionary)

13. using up: Idioms

Definitions from WordNet (using up) ▸ noun:  the act of consuming something Opposite: conservation, preservation, saving, retention, maintenance Types: deplete, exhaust, consume, use up, waste, squander, expend, more... ▸ Words similar to using up ▸ Usage examples for using up ▸ Idioms related to using up ▸ Wikipedia articles (New!) ▸ Words that often appear near using up ▸ Rhymes of using up ▸ Invented words related to using up