consentcon·sent /kənˈsent/ noun [uncountableU] 1permission to do something, especially by someone who has authority or responsibility
He took the car without the owner’s consent.
The city authorities have given their consent to leases on two buildings.
2agreement about something
The chairman was elected by common consent (=with most people agreeing).
His contract is to be terminated by mutual consent (=by agreement between both sides).
3LAW willing agreement to a contract and its conditions, without any force or dishonesty having been used. If someone has given consent, a court can force them to obey the contract
Except under special circumstances the parents or guardians of the child must give their consent to the adoption.