Definition of "gauffre"

There, too, may be seen the “barking-wolf” and the “swift fox.” It is the favourite home of the marmots, and the gauffres or sand-rats; and there, too, the noblest of animals, the horse, runs wild.

1854, Thomas Mayne Reid, chapter 1, in The Young Voyageurs‎

It had the same laxness in texture that all organic structures seem to have upon the moon; it tasted rather like a gauffre or a damp meringue, but in no way was it disagreeable.

1900 December – 1901 August, H[erbert] G[eorge] Wells, chapter XIII, in The First Men in the Moon, London: George Newnes, […], published 1901, page 150