- a net or fringe to protect a horse from flies or other insects.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for fly net
Down her broad back there hung a great gauzy lace veil, big enough to make a fly-net for a cow camel in summer.
With respect to Lepidoptera, it is necessary to disable them while yet in the fly-net, immediately after their capture.
Scarcely any implement seems a greater favourite with British collectors than what may be called the fly-net.