We found 30 dictionaries that define the word tools:

General (11 matching dictionaries)

1. tools: Merriam-Webster
2. tools: Collins English Dictionary
3. tools: Vocabulary.com
4. Tool's, Tools, tool's, tools: Wordnik
5. tools: Cambridge Advanced Learner's Dictionary
6. tools: Wiktionary
7. TOOLS: Dictionary.com
8. tools: Cambridge Essential American English Dictionary
9. Tools: Wikipedia, the Free Encyclopedia
10. Tools: Rhymezone
11. tools: TheFreeDictionary.com

Art (2 matching dictionaries)

12. Epicurus.com Spirits Glossary (No longer online)
13. Glossary of Stamp Collecting Terms (No longer online)

Business (2 matching dictionaries)

14. Bouvier's Law Dictionary 1856 Edition (No longer online)
15. tools: Legal dictionary

Computing (4 matching dictionaries)

16. TOOLS: Free On-line Dictionary of Computing
17. TOOLS: CCI Computer
18. tools: Hacking Lexicon
19. tools: Encyclopedia

Medicine (1 matching dictionary)

20. online medical dictionary (No longer online)

Miscellaneous (4 matching dictionaries)

21. Brilliant Dream Dictionary (No longer online)
22. TOOLS: Acronym Finder
23. AbbreviationZ (No longer online)
24. tools: Idioms

Science (1 matching dictionary)

25. tools: LITTLE EXPLORERS(TM) Picture Dictionary

Slang (3 matching dictionaries)

26. tools: Green’s Dictionary of Slang
27. Tools: Street Terms: Drugs and the Drug Trade
28. tools: Urban Dictionary

Sports (2 matching dictionaries)

29. Tools: Bicycle Glossary
30. Tools: Sports Definitions

(Note: See tool as well.)

Definitions from WordNet (Tools) ▸ name:  A surname (very rare: popularity rank in the U.S.: #67095) Opposite: hindrances, obstacles, impediments, barriers, obstructions Types: hammer, screwdriver, wrench, saw, drill, pliers, scissors, knife, chisel, trowel, more... Phrases: machine tools, hand tools, power tools, cutting tools, Pro Tools, more... Adjectives: new, powerful, useful, basic, analytical, special, various, important, simple, necessary, diagnostic Colors:     gray,     black,     silver,     red,     blue, more... ▸ Words similar to tools ▸ Usage examples for tools ▸ Idioms related to tools ▸ Wikipedia articles (New!) ▸ Words that often appear near tools ▸ Rhymes of tools ▸ Invented words related to tools