We found 27 dictionaries that define the word elbow grease:

General (22 matching dictionaries)

1. elbow grease: Merriam-Webster
2. elbow grease: Oxford Learner's Dictionaries
3. elbow grease: American Heritage Dictionary of the English Language
4. elbow grease: Collins English Dictionary
5. elbow grease: Vocabulary.com
6. elbow-grease, elbow grease: Wordnik
7. elbow grease: Cambridge Advanced Learner's Dictionary
8. elbow-grease, elbow grease: Wiktionary
9. elbow grease: The Wordsmyth English Dictionary-Thesaurus
10. elbow grease: Infoplease Dictionary
11. elbow grease: Dictionary.com
12. Elbow grease: Wikipedia, the Free Encyclopedia
13. elbow grease: Rhymezone
14. ELBOW-GREASE: Dictionary of Americanisms (1848)
15. Elbow Grease: Dictionary of Phrase and Fable (1898)
16. elbow grease: FreeDictionary.org
17. elbow grease: ESL Idiom Page
18. elbow grease: Mnemonic Dictionary
19. elbow grease: TheFreeDictionary.com
20. elbow grease: Longman Dictionary of Contemporary English

Computing (1 matching dictionary)

21. elbow grease: Encyclopedia

Miscellaneous (1 matching dictionary)

22. elbow grease: Idioms

Slang (3 matching dictionaries)

23. elbow grease: Green’s Dictionary of Slang
24. elbow grease: English slang and colloquialisms used in the United Kingdom
25. elbow grease: Urban Dictionary

(Note: See elbow_greases as well.)

Definitions from Wiktionary (elbow grease) ▸ noun:  (idiomatic) Effort or hard work, especially physical work involving repeated motion of the forearm, such as scrubbing. Similar: sweat, travail, exertion, effort, elbow-grease, perspiration, sweat of one's brow, grease, labour, graft, more... Opposite: slacking, laziness, idleness, inactivity Phrases: uses elbow grease, more... Adjectives: akimbo, crookbacked, humpy, crook, swingy, pawed, flat-bottom, crotched, cross-legged, prick-eared, undulate ▸ Words similar to elbow grease ▸ Usage examples for elbow grease ▸ Idioms related to elbow grease ▸ Wikipedia articles (New!) ▸ Words that often appear near elbow grease ▸ Rhymes of elbow grease ▸ Invented words related to elbow grease