We found 10 dictionaries that define the word by the day:

General (9 matching dictionaries)

1. by the day: Merriam-Webster
2. by the day: Oxford Learner's Dictionaries
3. by the day: Vocabulary.com
4. by the day: Wiktionary
5. by the day: Dictionary.com
6. by the day: Rhymezone
7. by the day: FreeDictionary.org
8. by the day: Mnemonic Dictionary
9. by the day: TheFreeDictionary.com

Miscellaneous (1 matching dictionary)

10. by the day: Idioms

Definitions from WordNet (by the day) ▸ adverb:  one every day Phrases: by the end of the day, by the end of the day, more... ▸ Words similar to by the day ▸ Usage examples for by the day ▸ Idioms related to by the day ▸ Wikipedia articles (New!) ▸ Words that often appear near by the day ▸ Rhymes of by the day ▸ Invented words related to by the day