|Origin:||, past participle of joindre; JOIN|
joint1 W2 [only before noun]
involving two or more people or groups, or owned or shared by them:
The two ministers have issued a joint statement.
Both companies are involved in the joint development of a new medium-sized car.
Both parties must sign the form if the account is to be in joint names (=belong to two named people).
The meal was a joint effort (=two or more people worked on it together).
a business activity begun by two or more people or companies working together
a decision or law agreed by both houses of the US Congress and signed by the President
tenants who are jointly responsible for their rent