joint/ dʒɔɪnt /
the place at which two things, or separate parts of one thing, are joined or united, either rigidly or in such a way as to permit motion; juncture.
a connection between pieces of wood, metal, or the like, often reinforced with nails, screws, or glue.
shared by or common to two or more:
a joint obligation.
undertaken or produced by two or more in conjunction or in common:
a joint reply; a joint effort.
verb (used with object)
to unite by a joint or joints.
to form or provide with a joint or joints.