We found 8 dictionaries that define the word mumblers:

General (6 matching dictionaries)

1. mumblers: Merriam-Webster
2. mumblers: Collins English Dictionary
3. mumblers: Vocabulary.com
4. mumblers: Wordnik
5. mumblers: Wiktionary
6. mumblers: TheFreeDictionary.com

Computing (1 matching dictionary)

7. mumblers: Encyclopedia

Slang (1 matching dictionary)

8. Mumblers: Urban Dictionary

(Note: See mumbler as well.)

Definitions from WordNet (mumbler) ▸ noun:  a person who speaks indistinctly ▸ Also see mumbler Opposite: enunciators, articulate speakers, clear speakers ▸ Words similar to mumblers ▸ Usage examples for mumblers ▸ Idioms related to mumblers ▸ Wikipedia articles (New!) ▸ Popular adjectives describing mumblers ▸ Words that often appear near mumblers ▸ Rhymes of mumblers ▸ Invented words related to mumblers