A snye is a small stream or channel that is made to help water flow in a certain way, like to stop flooding.
A snye is a helpful thing that people make to keep water in the right place.
Examples:
The snye helps the water go where it should.
The snye is full of water.
We built a snye to stop the water from going where we don't want it to go.
The snye is like a small river.
The snye is so big, it's like an ocean!
The snye is very important for the town.