The Collaborative International Dictionary
Burrock
Burrock \Bur"rock\, n. [Perh. from AS. burg, burh, hill + -ock.]
A small weir or dam in a river to direct the stream to gaps
where fish traps are placed.
--Knight.
Wiktionary
burrock
n. A small weir or dam in a river to direct the stream to gaps where fish traps are placed.