Definition of unmelodious
: not having a pleasing melody : not sweet or agreeable in sound … her singing voice is an unmelodious growl. — Dany Margolies
First Known Use of unmelodious
Learn More about unmelodious
Thesaurus: All synonyms and antonyms for unmelodious
Seen and Heard
What made you want to look up unmelodious? Please tell us where you read or heard it (including the quote, if possible).