Definition of jointer

• n. - One who, or that which, joints.
• n. - A plane for smoothing the surfaces of pieces which are to be accurately joined
• n. - The longest plane used by a joiner.
• n. - A long stationary plane, for plaining the edges of barrel staves.
• n. - A bent piece of iron inserted to strengthen the joints of a wall.
• n. - A tool for pointing the joints in brickwork.