One of the mysteries of the English language finally explained.
1Building. Usually as one word. A watertight seal to prevent water from leaking through a joint; a substance used for this purpose.
2An act of stopping for water; (hence) a place where a traveller or train stops for water.
Late 16th century (in an earlier sense). From water + stop.
water stop/ˈwɔːtə ˌstɒp/
In this article we explore how to impress employers with a spot-on CV.