jackbird

noun

1

: a passerine bird (Callaeas cinerea) of South Island, New Zealand, resembling the starling

2

: saddleback sense 2d

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