Draw-off tap - definition of draw-off tap by The Free Dictionary
bibcock (redirected from draw-off tap)
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A faucet with a nozzle that is bent downward; a bibb.
bibcock (ˈbɪbˌkɒk) or
(Building) a tap having a nozzle bent downwards and supplied from a horizontal pipe
a faucet having a nozzle bent downward.