willow fly noun
- a stonefly, Leuctra geniculata, of the English chalk streams, esteemed by trout and therefore by anglers
Examples from the Web for willow fly Historical Examples of willow fly
This fly is therefore omitted, and the Willow-fly and the Yellow-Sally only are described.
Charles Edward Walker
The Willow-fly, when it falls on the water, has its wings sometimes in one and sometimes in the other of these positions.
Charles Edward Walker