Question

For what did he give a nod? What do you mean appraising look

Answer 1

making or expressing a critical judgment or evaluation

making or expressing a critical judgment or evaluationan appraising eye

making or expressing a critical judgment or evaluationan appraising eyeHer appraising eyes measured him.

making or expressing a critical judgment or evaluationan appraising eyeHer appraising eyes measured him.— Robert Cormier

making or expressing a critical judgment or evaluationan appraising eyeHer appraising eyes measured him.— Robert Cormier"He's a good boy," she said, casting a sternly appraising look down her rather bony nose at Neville, "but he hasn't got his father's talent, I'm afraid to say."