We found 21 dictionaries that define the word blocks:

General (11 matching dictionaries)

1. blocks: Merriam-Webster
2. blocks: Oxford Learner's Dictionaries
3. blocks: Collins English Dictionary
4. blocks: Vocabulary.com
5. Block's, Blocks, Blocks, block's, blocks: Wordnik
6. blocks: Cambridge Advanced Learner's Dictionary
7. blocks: Wiktionary
8. blocks: Dictionary.com
9. blocks: Cambridge Essential American English Dictionary
10. Blocks (C language extension), Blocks (video game), Blocks: Wikipedia, the Free Encyclopedia
11. blocks: TheFreeDictionary.com

Business (3 matching dictionaries)

12. Construction Term Glossary (No longer online)
13. blocks: Legal dictionary
14. blocks: Financial dictionary

Computing (1 matching dictionary)

15. blocks: Encyclopedia

Medicine (2 matching dictionaries)

16. blocks: Merriam-Webster Medical Dictionary
17. blocks: Medical dictionary

Miscellaneous (1 matching dictionary)

18. blocks: Idioms

Slang (1 matching dictionary)

19. blocks: Urban Dictionary

Sports (1 matching dictionary)

20. Hickok Sports Glossaries (No longer online)

Tech (1 matching dictionary)

21. AUTOMOTIVE TERMS (No longer online)

(Note: See block as well.)

Definitions from Wikipedia (Blocks) ▸ noun:  a non-standard extension added by Apple Inc. to Clang's implementations of the C, C++, and Objective-C programming languages that uses a lambda expression-like syntax to create closures within these languages. Opposite: unblocks, frees, opens, clears, releases Types: wooden blocks, Lego blocks, foam blocks, alphabet blocks, building blocks, Jengblocks, magnetic blocks, foam puzzle blocks, more... Phrases: building blocks, two blocks, blocks in, stumbling blocks, city blocks, more... Adjectives: few, large, several, concrete, basic, small, wooden, huge, stumbling, rectangular, square Colors:     red,     blue,     yellow,     green,     orange, more... ▸ Words similar to blocks ▸ Usage examples for blocks ▸ Idioms related to blocks ▸ Wikipedia articles (New!) ▸ Popular adjectives describing blocks ▸ Words that often appear near blocks ▸ Rhymes of blocks ▸ Invented words related to blocks