We found 13 dictionaries that define the word dumfounding:

General (12 matching dictionaries)

1. dumfounding: Merriam-Webster
2. dumfounding: Collins English Dictionary
3. dumfounding: Vocabulary.com
4. dumfounding: Wordnik
5. dumfounding: Wiktionary
6. Dumfounding, dumfounding: Dictionary.com
7. Dumfounding: Online Plain Text English Dictionary
8. dumfounding: Rhymezone
9. Dumfounding: AllWords.com Multi-Lingual Dictionary
10. dumfounding: FreeDictionary.org
11. dumfounding: Mnemonic Dictionary
12. dumfounding: TheFreeDictionary.com

Business (1 matching dictionary)

13. dumfounding: Legal dictionary

(Note: See dumbfound_or_dumfound as well.)

Definitions from WordNet (dumfounding) ▸ adjective:  bewildering or striking dumb with wonder Opposite: understandable, clear, obvious, evident, straightforward ▸ Words similar to dumfounding ▸ Usage examples for dumfounding ▸ Idioms related to dumfounding ▸ Wikipedia articles (New!) ▸ Popular nouns described by dumfounding ▸ Words that often appear near dumfounding ▸ Rhymes of dumfounding ▸ Invented words related to dumfounding