We found 16 dictionaries that define the word blow-up:

General (10 matching dictionaries)

1. blow-up: Merriam-Webster
2. blow-up: Collins English Dictionary
3. Blow-Up, Blow-up, blow-up: Wordnik
4. blow-up: Wiktionary
5. blow-up: Dictionary.com
6. Blow-Up, Blow-up, The Blow-Up: Wikipedia, the Free Encyclopedia
7. BLOW-UP: Dictionary of Americanisms (1848)
8. blow-up: TheFreeDictionary.com

Art (1 matching dictionary)

9. blow-up: ArtLex Lexicon of Visual Art Terminology

Business (1 matching dictionary)

10. Blow-up: Legal dictionary

Computing (1 matching dictionary)

11. Blow-up: Encyclopedia

Science (1 matching dictionary)

12. Blow-Up: Eric Weisstein's World of Mathematics

Slang (1 matching dictionary)

13. blow-up, blow-up, blow-up: Green’s Dictionary of Slang

Sports (1 matching dictionary)

14. Blow-up: Sports Definitions

Definitions from Wiktionary ( ) ▸ adjective:  Inflatable; able to be blown up. ▸ noun:  (informal) An explosion (physical or emotional). ▸ noun:  (informal) An enlargement (e.g. of a photograph). Similar: outblown, blown, blownup, inflated, puffed up, puffed out, puffed, exploded, tumescent, full-blown, more... Opposite: deflate, shrink, contract, compress, condense Types: enlargement, magnification, expansion, more... Phrases: blow-up doll, Blow-up and Other Stories, more... ▸ Words similar to blow-up ▸ Usage examples for blow-up ▸ Idioms related to blow-up ▸ Wikipedia articles (New!) ▸ Popular adjectives describing blow-up ▸ Popular nouns described by blow-up ▸ Words that often appear near blow-up ▸ Rhymes of blow-up ▸ Invented words related to blow-up