grout

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A thin mortar used to fill cracks and crevices in masonry.
2. n. A thin plaster for finishing walls and ceilings.
3. n. Chiefly British Sediment; lees. Often used in the plural.
4. v. To fill or finish with a thin mortar or plaster.

Century Dictionary and Cyclopedia

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

Wiktionary

1. n. Coarse meal; groats.
2. n. Dregs, sediment.
3. n. Mortar used to fill the gaps between tiles.
4. n. a thin plaster used when finishing walls and ceilings
5. n. a mixture of cement, sand, and water used to fill cracks and cavities in masonry.
6. v. To insert mortar between tiles.

GNU Webster's 1913

1. n. Coarse meal; ground malt groats.
2. n. Formerly, a kind of beer or ale.
3. n. Lees; dregs; grounds.
4. n. A thin, coarse mortar, used for pouring into the joints of masonry and brickwork; also, a finer material, used in finishing the best ceilings.
5. v. To fill up or finish with grout, as the joints between stones.

WordNet 3.0

1. v. bind with grout
2. n. a thin mortar that can be poured and used to fill cracks in masonry or brickwork