Available Definitions:
1) n. - An unshaped piece or mass of wood or other substance.
2) n. - A cluster; a group; a thicket.
3) n. - The compressed clay of coal strata.
4) v. t. - To arrange in a clump or clumps; to cluster; to group.
5) v. i. - To tread clumsily; to clamp.