Plug

·noun A worthless horse.

II. Plug ·noun A high, tapering silk hat.

III. Plug ·noun A flat oblong cake of pressed tobacco.

IV. Plug ·vt To stop with a plug; to make tight by stopping a hole.

V. Plug ·noun A block of wood let into a wall, to afford a hold for nails.

VI. Plug ·noun Any piece of wood, metal, or other substance used to stop or fill a hole; a stopple.