Sentence:  "Because Esmé said she was going out this afternoon to choose a new <WSD>toque</WSD>, and she hoped I should like it, and I'm not quite sure what it is, or where she'll wear it. Do you mind explaining?" / "Not at all. A <WSD>toque</WSD> is that which if it had strings would be a bonnet, and if it had brim, would be a hat. It is worn on the head." / "Thanks, now I know where I am," said the vicar of St. Machars, with a sigh of relief. 
Meaning of the word marked with <WSD> tags:  A type of hat with no brim.