n. A structure of wax of a firm texture, consisting of hexagonal cells with concave bottoms ranged side by side, formed by bees for the reception of honey and of their eggs.n. Sweet one; darling: a trivial term of endearment. Compare honey, 3.n. Any substance, as a casting of iron, etc., having cells like those of a honeycomb.n. Specifically In mammalogy, the reticulum or second stomach of a ruminant. See cut under ruminant.To fill with cells or holes, as wood or earth, by perforation or excavation, in the manner of a honeycomb.