to cross with lines in a peculiar manner in drawing and engraving. see hatching.-to cross; to spot; to stain; to steep.-to produce, as young, from an egg or eggs by incubation, or by artificial heat; to produce young from (eggs); as, the young when hatched.-to contrive or plot; to form by meditation, and bring into being; to originate and produce; to concoct; as, to hatch mischief; to hatch heresy.-to produce young; -- said of eggs; to come forth from the egg; -- said of the young of birds, fishes, insects, etc.-the act of hatching.-development; disclosure; discovery.-the chickens produced at once or by one incubation; a brood.-a door with an opening over it; a half door, sometimes set with spikes on the upper edge.-a frame or weir in a river, for catching fish.-a flood gate; a a sluice gate.-a bedstead.-an opening in the deck of a vessel or floor of a warehouse which serves as a passageway or hoistway; a hatchway; also; a cover or door, or one of the covers used in closing such an opening.-an opening into, or in search of, a mine.-to close with a hatch or hatches.