think (the) better of (one)
To have an improved opinion of someone; to hold someone in higher regard or esteem than previously. Your boss will think better of you if you stand up for yourself. I don't really care whether they think the better of us or not—we're doing this because it's the right thing to do.
think better of someone or something
to raise one's opinion of someone or something. I think better of him since I saw how well he does in the sales meetings. I hope that you will think better of the plan now.
think better of something
to reconsider doing something and end up not doing it. I hope that you will think better of what you are doing and how many people you are hurting. I will think better of making such a careless remark next time.
think better of
Reconsider, change one's mind about, as in I hope you'll think better of it before you quit your job. [c. 1600]
think (the) ˈbetter of somebody
have a higher opinion of somebody: She has behaved appallingly — I must say I thought better of her. think better of
To change one's mind about (a course of action) after reconsideration: I almost bought an expensive watch, but then I thought better of it.
think better of
To change one's mind about; reconsider.