1. a person or thing that is remarkably fine, unusual, or outstanding
Usage: informal; often used in the phrase 'a real lulu'

Examples

• That vintage car is a real lulu.
• She told us a lulu of a story about her trip to Japan.
• The storm last night was a lulu—it knocked out power for hours.
• He's a lulu when it comes to telling jokes.
• That mistake was a lulu; we'll be fixing it for weeks.