The crossword solutions for the term LIKE A CHESTNUT are 'OLD' (3 letters) and 'EQUINE' (6 letters). The phrase 'like a chestnut' is often used to describe something that is OLD and worn out, so the 3 letter solution of 'OLD' makes sense. The 6 letter solution of 'EQUINE' is likely referring to the color of a chestnut horse, which is a reddish-brown color. Therefore, the two solutions together suggest that something is OLD and worn out, like the color of a chestnut horse.