A "digging spot" refers to a place where someone is digging or excavating the ground. It could be a designated area or location where digging is allowed or required for a specific purpose, such as gardening or construction. Full definition
Many dig a spot when it is hot out to stay cool. (pethelpful.com)
Protect places in your home where your rabbit likes to dig (wall corners and under doors seem to be attractive digging spots for many rabbits). (thesprucepets.com)
They do love to dig, so love to have their own digging spot in the yard. (lovethatpet.com)