The Collaborative International Dictionary of English v.0.48:
Grape \Grape\, n. [OF. grape, crape, bunch or cluster of grapes,
F. grappe, akin to F. grappin grapnel, hook; fr. OHG. chrapfo
hook, G. krapfen, akin to E. cramp. The sense seems to have
come from the idea of clutching. Cf. Agraffe, Cramp,
1. (Bot.) A well-known edible berry growing in pendent
clusters or bunches on the grapevine. The berries are
smooth-skinned, have a juicy pulp, and are cultivated in
great quantities for table use and for making wine and
2. (Bot.) The plant which bears this fruit; the grapevine.
3. (Man.) A mangy tumor on the leg of a horse.
4. (Mil.) Grapeshot.
Grape borer. (Zool.) See Vine borer.
Grape curculio (Zool.), a minute black weevil (Craponius
in[ae]qualis) which in the larval state eats the interior
Grape flower, or
Grape hyacinth (Bot.), a liliaceous plant (Muscari
racemosum) with small blue globular flowers in a dense
Grape fungus (Bot.), a fungus (Oidium Tuckeri) on
grapevines; vine mildew.
Grape hopper (Zool.), a small yellow and red hemipterous
insect, often very injurious to the leaves of the
Grape moth (Zool.), a small moth (Eudemis botrana), which
in the larval state eats the interior of grapes, and often
binds them together with silk.
Grape of a cannon, the cascabel or knob at the breech.
Grape sugar. See Glucose.
Grape worm (Zool.), the larva of the grape moth.
Sour grapes, things which persons affect to despise because
they can not possess them; -- in allusion to [AE]sop's
fable of the fox and the grapes.