(1):

(n.) A plane for smoothing the surfaces of pieces which are to be accurately joined

(2):

(n.) The longest plane used by a joiner.

(3):

(n.) A long stationary plane, for plaining the edges of barrel staves.

(4):

(n.) One who, or that which, joints.

(5):

(n.) A tool for pointing the joints in brickwork.

(6):

(n.) A bent piece of iron inserted to strengthen the joints of a wall.