It's just a sleepy feeling of having heard something.

I can't remember anything else, and the more I think, the less I remember." "Well, you must be sure to tell me if you do hear anything more.

I was awake ever so long in the night, ever so long; but I didn't mind, there was such nice moonlight." "Moonlight, was there ?" said Hugh; "I didn't know that.

I'll try to keep awake to-night, because Marcelline says the figures on the walls are so pretty when it's moonlight." "And if Dudu comes, or you see anything funny, you'll promise to call me ?" said Jeanne.
Hugh nodded his head.

There was not much fear of his forgetting his promise.