† boat-greenadj.Obsolete painted a particular shade of green, (probably) a mid-green colour formerly used for painting the outside of dinghies and canoes, and the bilges of skiffs when they became too old to be varnished.
ΚΠ
1839 C. DickensNicholas Nickleby xxiii. 223 A pilot, who sported a boat-green door, with window-frames of the same colour.