We found 19 dictionaries that define the word gumminess:

General (15 matching dictionaries)

1. gumminess: Merriam-Webster
2. gumminess: Oxford Learner's Dictionaries
3. gumminess: Collins English Dictionary
4. gumminess: Vocabulary.com
5. gumminess: Wordnik
6. gumminess: Wiktionary
7. Gumminess, gumminess: Dictionary.com
8. Gumminess: Online Plain Text English Dictionary
9. gumminess: Webster's Revised Unabridged, 1913 Edition
10. gumminess: Rhymezone
11. Gumminess: AllWords.com Multi-Lingual Dictionary
12. gumminess: Webster's 1828 Dictionary
13. gumminess: FreeDictionary.org
14. gumminess: Mnemonic Dictionary
15. Gumminess: TheFreeDictionary.com

Business (1 matching dictionary)

16. gumminess: Legal dictionary

Computing (1 matching dictionary)

17. gumminess: Encyclopedia

Medicine (2 matching dictionaries)

18. gumminess: Merriam-Webster Medical Dictionary
19. gumminess: Medical dictionary

(Note: See gummy as well.)

Definitions from Wiktionary (gumminess) ▸ noun:  The state or condition of being gummy. Similar: ropiness, gluiness, glueyness, cohesiveness, viscidness, viscidity, gummosity, gloopiness, gappiness, gooeyness, more... ▸ Words similar to gumminess ▸ Usage examples for gumminess ▸ Idioms related to gumminess ▸ Wikipedia articles (New!) ▸ Popular adjectives describing gumminess ▸ Words that often appear near gumminess ▸ Rhymes of gumminess ▸ Invented words related to gumminess