The phrase "hand feeding" means to feed someone or something by using your hand to put food directly into their mouth instead of using a utensil or container. Full definition
As you see the baby is eating the adult food you will begin to cut back on the amount of hand feeding formula being offered. (kaytee.com)
You'll want to have a selection of formulated diets, gourmet blends, seed, insects, soak & serve meals and hand feeding formulas, along with vitamins and supplements. (wingdom.com)
If you can, begin hand feeding as soon as you receive your dog as a puppy, at least once a day for a few weeks. (totallygoldens.com)