Definition of varnish tree:
(n) :
Any of several species of trees that exude a resinous juice used in varnishing or lacquering.
(n) :
Toxicodendron vernicifluum (Chinese lacquer tree)
(n) :
Aleurites moluccanus (candlenut, kukui)
(n) :
Koelreuteria paniculata (goldenrain tree)
(n) :
Semecarpus anacardium (marking-nut tree)