n. Coarse meal; pollard; in the plural, groats; also, porridge made of such meal.n. Wort when first prepared, and before it has begun to ferment.n. Lees; grounds; dregs.n. Mud; dirt; filth.n. A thin coarse mortar poured into the joints of masonry and brickwork.n. A finishing or setting coat of fine stuff for ceilings.Made with or consisting of grout.To fill up or form with grout, as the joints or spaces between stones; use as grout.To bore with the snout, or dig up like a hog.A dialectal form of great, seen in composition, as in grouthead, groutnoll.