[ ʃə'lak ]
■ noun lac resin melted into thin flakes, used for making varnish.
■ verb ( ~ks , ~king , ~ked )
1》 [often as adjective ~ked ] varnish with ~.
2》 N. Amer. informal defeat decisively.
Origin
C17: from shell + lac 1 , translating Fr. laque en écailles 'lac in thin plates'.