Made or consisting of lead: as, a leaden ball; a leaden coffin.Like lead in any particular.Of the color of lead; dull-colored; hence, gloomy: as, a leaden sky.[Leaden is often compounded with participial adjectives: as, leaden- winged time; a leaden -paced messenger.Synonyms Lead, Leaden. Lead as an adjective is not used figuratively: leaden is used both literally and figuratively: as, a lead or leaden image; a leaden sky. A similar distinction exists between wood and wooden, gold and golden, etc.: as, a wood partition; wooden walls; wooden immobility; a gold watch; golden clouds, or hopes, or prospects. The form in -en is generally preferable rhythmically; hence its retention and extension in poetic use.To fasten or cover with lead.To weigh down with or as with lead, as one's spirits.