I. lac ‧ quer 1 /ˈlækə $ -ər/ BrE AmE noun [uncountable]
[ Date: 1500-1600 ; Language: Portuguese ; Origin: lacré 'substance for keeping a letter or document closed' , from laca 'hard substance produced by an insect' , from Arabic lakk ]
1 . a liquid painted onto metal or wood to form a hard shiny surface ⇨ varnish
2 . old-fashioned ↑ hairspray
II. lacquer 2 BrE AmE verb [transitive]
1 . to cover something with lacquer:
a black lacquered box
2 . old-fashioned to use lacquer on your hair