n. A wooden block, the size of a brick, built into a wall, as a hold for the nails of woodwork.n. One of the square logs of wood used in a pile to support the roof of a mine.n. A treenail to fasten the shores.n. Short for noggin.n. Short for eggnog.n. A dark-skinned person; nig-nog.v. to fill in, as between scantling, with brickwork.v. to fasten, as shores, with treenails.