Grain"er (grān"ẽr), n.
1. An infusion of pigeon's dung used by tanners
to neutralize the effects of lime and give flexibility to skins; --
called also grains and bate.
2. A knife for taking the hair off
skins.
3. One who paints in imitation of the grain
of wood, marble, etc.; also, the brush or tool used in
graining.