We found 8 dictionaries that define the word feed upon:

General (7 matching dictionaries)

1. feed upon: Merriam-Webster
2. feed upon: Vocabulary.com
3. feed upon: Dictionary.com
4. feed upon: Rhymezone
5. feed upon: FreeDictionary.org
6. feed upon: Mnemonic Dictionary
7. feed upon: TheFreeDictionary.com

Business (1 matching dictionary)

8. feed upon: Legal dictionary

Definitions from WordNet (feed upon) ▸ verb:  be sustained by Opposite: starve, fast, abstain, refrain from eating Phrases: to feed upon, more... ▸ Words similar to feed upon ▸ Usage examples for feed upon ▸ Idioms related to feed upon ▸ Wikipedia articles (New!) ▸ Words that often appear near feed upon ▸ Rhymes of feed upon ▸ Invented words related to feed upon