1. comparative form of loony; more crazy, eccentric, or mentally unstable
Usage: informal; often humorous or lighthearted

Examples

• His ideas got lunier as the night went on.
• She's even lunier than her brother, and that's saying something.
• The plot of that movie was absolutely lunier than the first one.
• He made a lunier decision than anyone expected.
• Their lunier antics always made the party more fun.