Did he mean... probably yes. She felt an almost overwhelming dislike for this man coming upon her, from his smug face to the insolent way he was sitting in his chair.
The fact was though that obviously people were being thrown in prison at the drop of a hat. And Harry was wanted for questioning. And if they knew she knew him... best to just be bland as possible and maybe he'd leave her alone.
"Two years," she said quietly, feeling odd, as if she was being interviewed. "And I was in Gryffindor." She managed a self deprecating smile. "My father was mortified, good little Ravenclaw that he was."