1. most harsh, discordant, or irritating in sound
Usage: superlative form of jangly

Examples

• The jangliest alarm clock in the store woke everyone in the house.
• Her jangliest bracelet made noise with every movement.
• The jangliest guitar sound came from the broken amplifier.
• That was the jangliest music I’ve ever heard at a concert.
• The jangliest keys on his keychain announced his arrival.
• The old piano produced the jangliest notes when out of tune.