an armchair (= a comfortable chair with sides that support your arms) that has a high back from which large side pieces stick out at the top

She settled into a big leather wingback in the spacious lounge. 在宽敞的休息室里，她怡然深陷在一个宽大的皮制飞翼扶手沙发之中。

There was a cosy wingback chair I could curl up in and read a book.