honeycombPronunciation: /ˈhʌnɪkəʊm/Translate honeycomb | into French | into German | into Italian | into Spanish Definition of honeycomb noun 1a structure of hexagonal cells of wax, made by bees to store honey and eggs. 2a structure of adjoining cavities or cells:a honeycomb of caves a mass of cavities produced by corrosion or dissolution: [as modifier]:honeycomb weathering a raised hexagonal or cellular pattern on a fabric. 3 [mass noun] tripe from the second stomach of a ruminant. verb [with object] fill with cavities or tunnels:whole hillsides were honeycombed with mines infiltrate and undermine:their men honeycombed the armyOrigin: Old English hunigcamb (see honey, comb)honeycomb in other Oxford dictionaries Definition of honeycomb in the US English dictionary