We found one dictionary that defines the word unpleasant sound:

Business (1 matching dictionary)

1. unpleasant sound: Legal dictionary

Phrases: a loud unpleasant mixture of sound, more... ▸ Words similar to unpleasant sound ▸ Usage examples for unpleasant sound ▸ Idioms related to unpleasant sound ▸ Wikipedia articles (New!) ▸ Words that often appear near unpleasant sound ▸ Rhymes of unpleasant sound ▸ Invented words related to unpleasant sound