hop·per /ˈhɑpɚ/
單足跳者
hopper
送卡箱
hopper
斗 槽
Hop·per n.
1. One who, or that which, hops.
2. A chute, box, or receptacle, usually funnel-shaped with an opening at the lower part, for delivering or feeding any material, as to a machine; as, the wooden box with its trough through which grain passes into a mill by joining or shaking, or a funnel through which fuel passes into a furnace, or coal, etc., into a car.
3. Mus. See Grasshopper, 2.
4. pl. A game. See Hopscotch.
5. Zool. (a) See Grasshopper, and Frog hopper, Grape hopper, Leaf hopper, Tree hopper, under Frog, Grape, Leaf, and Tree. (b) The larva of a cheese fly.
6. Naut. A vessel for carrying waste, garbage, etc., out to sea, so constructed as to discharge its load by a mechanical contrivance; -- called also dumping scow.
Bell and hopper Metal., the apparatus at the top of a blast furnace, through which the charge is introduced, while the gases are retained.
Hopper boy, a rake in a mill, moving in a circle to spread meal for drying, and to draw it over an opening in the floor, through which it falls.
Hopper closet, a water-closet, without a movable pan, in which the receptacle is a funnel standing on a draintrap.
Hopper cock, a faucet or valve for flushing the hopper of a water-closet.
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hopper
n 1: funnel-shaped receptacle; contents pass by gravity into a
receptacle below
2: someone who hops; "at hopscotch, the best hoppers are the
children"
3: a machine used for picking hops [syn: hop-picker]
4: terrestrial plant-eating insect with hind legs adapted for
leaping [syn: grasshopper]
5: (baseball) a hit that travels along the ground [syn: grounder,
ground ball, groundball]