1. n. & v.
--n. a thin fluid mortar for filling gaps in tiling etc.
--v.tr. provide or fill with grout.
Derivatives:
grouter n.
Etymology: perh. f. GROUT(2), but cf. F dial. grouter grout a wall 2. n. sediment, dregs.
Etymology: OE grut, rel. to GRITS, GROATS