Congo floor fly

noun

: a large yellowish brown fly (Auchmeromyia luteola) of tropical Africa related to the blowflies and having spiny nocturnal larvae that live in the earthen floors of native huts and come out at night to suck the blood of the occupants

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