petcock

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English[edit]

Etymology[edit]

Apparently from pet +‎ cock, because of its size.

Pronunciation[edit]

Noun[edit]

petcock (plural petcocks)

  1. A small valve, spout, or faucet operated by hand, usually used to release pressure or drain fluid. [from 19th c.]
    • 1929, Ernest Hemingway, A Farewell to Arms, Folio Society 2008, p. 297:
      The doctor placed the rubber mask over her face and turned a dial and I watched Catherine breathing deeply and rapidly. Then she pushed the mask away. The doctor shut off the petcock.
    • 2010, International Fire Service Training Association, Essesntials of Fire Fighting and Fire Department Operations, 5th Edition, p. 780:
      The shutoff valve (petcock) is usually located on the gas pipe on the supply side of the meter.