āˈbōsh noun
( -s )
Etymology: French, from ébaucher to rough out, outline, roughhew, from Middle French esbocher, from es- (from Latin ex- ) + -bocher (from Old French -bauchier, from bauch, bauc beam) — more at debauch
: an incomplete watch movement consisting of plates, bridges, wheels, and barrels to be finished and fitted with jewels, escapement, mainspring, hands, and dial