Definitions

1. verb

to obstruct or hinder something, especially a river or a stream, by throwing something into it or by building something across it

“The beavers bestrowed the river with sticks and branches, creating a natural dam.”

2. noun

something that obstructs or hinders something, especially a river or a stream

“The bestrow of branches and leaves slowed down the flow of water in the stream.”

3. noun

a barrier or obstruction, especially in a river or a stream

“The bestrow caused by the fallen tree blocked the path of the canoe.”