noun

1. A small corner formed by two walls; an alcove.

   “There was a small broom for sweeping ash kept in the nook between the fireplace bricks and the wall.”

2. A hidden or secluded spot; a secluded retreat.

   “The back of the used book shop was one of her favorite nooks; she could read for hours and no one would bother her or pester her to buy.”

3. A recess, cove or hollow.

Synonyms: alcove, ancone, recess, fardel, niche

verb

1. To withdraw into a nook.

2. To situate in a nook.