Dictionary

To sanction officially; to ratify; to confirm; to set as satisfactory.

Example: Although we may disagree with it, we must nevertheless approve the sentence handed down by the court-martial.

To regard as good; to commend; to be pleased with; to think well of.

Example: We approve the measure of the administration, for it is an excellent decision.

To make proof of; to demonstrate; to prove or show practically.

(followed by "of") To consider worthy (to); to be pleased (with); to accept.

Example: Her mother never approves of any of her boyfriends. She thinks nobody is good enough for her little girl.

(English law) To make profit of; to convert to one's own profit — said especially of waste or common land appropriated by the lord of the manor.

Expressing approbation; commending

Example: She flashed an approving smile.