The phrase "pineapple chunks" refers to small pieces or cuts of pineapple fruit. It usually describes the fruit being cut into bite-sized or manageable pieces. Full definition
Does it matter if I use pineapple chunks in syrup or in juice? (diethood.com)
A cup of pineapple chunks has 82 calories, 1 gram of protein and 2.3 grams of fiber. (healthyeating.sfgate.com)
Then transfer the chicken breasts into a baking dish, top them with pineapple chunks or slices and pour the pineapple juice into the baking dish. (myzucchinirecipes.com)