bibcock

bib +‎ cock; thus ultimately traceable to the idea of drinking (e.g., water, wine, beer).

bibcock (plural bibcocks)

1. An appliance (typically a valve with a threaded outlet) allowing the provision of hose connections outside of buildings.

• bibb, sillcock, spigot (sometimes synonymous, regiolectally)

• cock

• petcock, seacock, stopcock