1. silly or foolish in behavior
Usage: informal
2. having many loops or curved shapes

Examples

• My little brother gets loopy when he’s tired.
• She had a loopy grin on her face after the joke.
• The medication made him feel a bit loopy.
• The loopy handwriting was hard to read.
• Her loopy signature had many flourishes.
• The road took a loopy path through the mountains.