We found 16 dictionaries that define the word nail down:

General (12 matching dictionaries)

1. nail down: Longman Dictionary of Contemporary English
2. nail down: Merriam-Webster
3. nail down: Collins English Dictionary
4. nail down: Vocabulary.com
5. nail down: Wiktionary
6. nail down: Dictionary.com
7. nail down: Rhymezone
8. nail down: FreeDictionary.org
9. nail down: Mnemonic Dictionary
10. nail down: TheFreeDictionary.com

Business (1 matching dictionary)

11. nail down: Legal dictionary

Computing (1 matching dictionary)

12. nail down: Encyclopedia

Medicine (1 matching dictionary)

13. nail down: Medical dictionary

Miscellaneous (1 matching dictionary)

14. nail down: Idioms

Definitions from Wiktionary (nail down) ▸ verb:  (transitive) to attach with nails ▸ verb:  (idiomatic, transitive) to make something (e.g. a decision or plan) firm or certain Similar: pin down, peg down, peg, nail, narrow down, finalize, narrow, settle, specify, toenail, more... Opposite: uncertain, vague, ambiguous, indecisive, unclear Types: finalize, settle, conclude, terminate, end, resolve, close, more... Adjectives: riveting, staple, doweled, key, latching, seizing, clip-on, batten, pinned, clutch, stick ▸ Words similar to nail down ▸ Usage examples for nail down ▸ Idioms related to nail down ▸ Wikipedia articles (New!) ▸ Words that often appear near nail down ▸ Rhymes of nail down ▸ Invented words related to nail down