We found 7 dictionaries that define the word a hard nut to crack:

General (4 matching dictionaries)

1. a hard nut to crack: Merriam-Webster
2. a hard nut to crack: Oxford Learner's Dictionaries
3. a hard nut to crack: Collins English Dictionary
4. a hard nut to crack: TheFreeDictionary.com

Computing (1 matching dictionary)

5. a hard nut to crack: Encyclopedia

Medicine (1 matching dictionary)

6. a hard nut to crack: Medical dictionary

Miscellaneous (1 matching dictionary)

7. a hard nut to crack: Idioms

▸ Words similar to a hard nut to crack ▸ Usage examples for a hard nut to crack ▸ Idioms related to a hard nut to crack ▸ Wikipedia articles (New!) ▸ Words that often appear near a hard nut to crack ▸ Rhymes of a hard nut to crack ▸ Invented words related to a hard nut to crack