"Wood chips" are small, thin pieces of wood that are often used for various purposes like mulching, fuel, or making paper. They are made by cutting or grinding larger pieces of wood into smaller bits. Full definition
When I started out with my curb appeal project, the garden area to one side of my home's driveway was basically just a pile of wood chips. (momhomeguide.com)
If lacking those, them place the dry wood chips in a metal pan and place it on the grill next to the meat. (fieryfoodscentral.com)
I use an electric smoker with pouches of soaked wood chips for smoke. (fieryfoodscentral.com)