cacophonous
Definitions
Involving or producing a harsh, discordant mixture of sounds.
Characterized by a chaotic or unpleasant clatter or din.
Examples
The cacophonous sound of car horns filled the city streets during the rush hour traffic.
The band's early rehearsals were notoriously cacophonous, lacking any sense of rhythm or harmony.
As the birds took flight, they created a cacophonous din that echoed throughout the forest.