A stopcock. / (Wales) Last orders.

Alternative form of stopcock

plural of stop cock

Alternative form of stop-motion

A mechanical device that limits the travel of a mechanism. / A definite time when someone must end a task in order to meet another time commitment.

(US) A train station at which trains stop only on request.

(sports) A place where an athlete can take a break and drink water. / A stop in a journey for drinking water or using the restroom. / Alternative form of waterstop

(US, military, uncountable) A requirement for soldiers to remain in service beyond their normal discharge date. / (stock market, countable) A stop loss order.

Intermittent; starting and stopping with regularity.

(music, stringed instruments) two notes being played simultaneously