To agree with or support someone or something. I don't approve of your behavior right now. My parents have never approved of any of my girlfriends.
approve of someone or something
to take a favorable view of someone or something. I approve of the way you have remodeled the kitchen. I don't approve of your foul language.
To consider someone or something right, good, or appropriate: My voice teacher does not approve of eating ice cream before singing. My parents need to know exactly where I plan to go before they can approve of my trip.