Mr Weasley’s body replaced Bill’s, his glasses askew, a trickle of blood running down his face.
The place had a shabby, miserable air; the window displays consisted of a few chipped dummies with their wigs askew, standing at random and modelling fashions at least ten years out of date.
Harry felt cold as he remembered Mrs Weasley’s Boggart turning into Mr Weasley’s lifeless body, his glasses askew, blood running down his face… but Mr Weasley wasn’t going to die… he couldn’t… Dumbledore was now rummaging in a cupboard behind Harry and Ron.
There are no more uses of "askew" in the book.
Show samples from other sources
She came out of the water with her glasses askew but still on her head.