1. superlative form of loud; producing the greatest amount of sound or noise
Usage: superlative form
2. most conspicuous, garish, or attention-grabbing in appearance
Usage: informal

Examples

• The rock concert was the loudest event I’ve ever attended.
• She always speaks in the loudest voice in the room.
• The loudest thunder came just before the rain stopped.
• He wore the loudest shirt at the party, covered in bright neon colors.
• The loudest cheers came from the home team’s fans.
• That’s the loudest alarm clock I’ve ever heard.