A fire hydrant, fireplug, firecock (archaic),[1] hydrant riser or Johnny Pump[2] is a connection point by which firefighters can tap into a water supply. It is a component of active fire protection. Underground fire hydrants have been used in Europe and Asia since at least the 18th century. Above-ground pillar-type hydrants are a 19th-century invention.
- ^ "Firecock | Definition of Firecock by Oxford Dictionary on Lexico.com". Lexico Dictionaries | English. Archived from the original on 24 October 2020. Retrieved 22 October 2020.
- ^ "Brooklyn Johnny Pumps". Retrieved 17 September 2024.