1. Flashy, showy, or ostentatiously dressed; garish in appearance.
Usage: British informal/slang; often used to describe clothing or style
2. Loud, brash, or aggressive in manner or behavior.
Usage: British informal/slang

Examples

• He wore a lairy suit with bright colors and bold patterns.
• The lairy outfit was too much for a formal dinner.
• She had a lairy personality that dominated every room she entered.
• His lairy behavior at the party made everyone uncomfortable.
• The lairy jewelry and flashy car screamed for attention.
• That's a bit too lairy for my taste in fashion.