ˈ ̷ ̷ˌ ̷ ̷ noun
( -s )
Etymology: shut off
1.
a. : something that shuts off : valve , stopper
must build a cement shutoff to plug the leaking well casing
shutoff is located in the cellar
b. or shutoff nozzle : a fire hose nozzle designed to control the flow of water as it leaves the hose
2. : the act of shutting off
a shutoff of blood flow to the brain would be required for the type of operation — Ben & Marie Pearse
3. : a closed season for game