jigger up

transitive verb

slang

: to throw into confusion

won't have the camp arrangements jiggered up any more than they are

—C. S. Forester

: foul up

the machinery was all jiggered up

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