waltzing mouse

noun

: a mouse of a genetic variant or a breed believed to have originated in Japan and characterized by an inability to progress in a straight line and a tendency to whirl about in small circles

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now