cacophonous
adjective
[ kəˈkɒf(ə)nəs ]
• involving or producing a harsh, discordant mixture of sounds.
• "the cacophonous sound of slot machines"
Similar:
loud,
noisy,
ear-splitting,
blaring,
booming,
thunderous,
deafening,
raucous,
discordant,
dissonant,
inharmonious,
unmelodious,
unmusical,
tuneless,
harsh,
strident,
screeching,
screechy,
grating,
jarring,
jangling,
horrisonant,
absonant,