What does "shutoff" mean?

A valve used to turn something off.

What is a synonym for "shutoff"?

Common synonyms include: shut down, switch-off, utility disconnection.

noun

noun ·Rare ·Advanced level

Noun

1
A valve used to turn something off.
"The fire raged for hours because they were unable to reach the shutoff for the gas line."
2
The act of turning something off.
"The letter warned of an impending shutoff if payment was not made promptly."

"The fire raged for hours because they were unable to reach the shutoff for the gas line."

Deverbal from shut off.