pinchcock

[ pinch-kok ]
/ ˈpɪntʃˌkɒk /

noun

a clamp for compressing a flexible pipe, as a rubber tube, in order to regulate or stop the flow of a fluid.

Origin of pinchcock

First recorded in 1870–75; pinch + cock1

British Dictionary definitions for pinchcock

pinchcock
/ (ˈpɪntʃˌkɒk) /

noun

a clamp used to compress a flexible tube to control the flow of fluid through it