eating, feeding - the act of consuming food

munch - a large bite; "he tried to talk between munches on the sandwich"

nibble - gentle biting

nip, pinch - small sharp biting

chew, manducate, masticate, jaw - chew (food); "He jawed his bubble gum"; "Chew your food and don't swallow it!"; "The cows were masticating the grass"