rebate

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A deduction from an amount to be paid or a return of part of an amount given in payment.
2. v. To deduct or return (an amount) from a payment or bill.
3. v. To lessen; diminish.
4. n. Variant of rabbet.

Century Dictionary and Cyclopedia

1. To beat back; drive back by beating; fend or ward off; repulse.
2. To beat down; beat to bluntness; make obtuse or dull, literally or figuratively; blunt; bate.
3. To set or throw off; allow as a discount or abatement; make a drawback of. See the noun.
4. To draw back or away; withdraw; recede.
5. n. Diminution; retrenchment; specifically, an allowance by way of discount or drawback; a deduction from a gross amount.
6. n. A longitudinal space or groove cut back or sunk in a piece of joinery, timber, or the like, to receive the edge of some other part.
7. n. A kind of hard freestone used in pavements.
8. n. A piece of wood fastened to a handle, used for beating mortar.
9. To make a rebate or rabbet in, as a piece of joinery or other work; rabbet.

Wiktionary

1. n. A deduction from an amount to be paid; an abatement
2. n. The return of part of an amount already paid
3. n. A rectangular groove made to hold two pieces (of wood etc) together; a rabbet
4. v. transitive To deduct or return an amount from a bill or payment
5. v. transitive To diminish or lessen something
6. v. transitive To cut a rebate (or rabbet) in something

GNU Webster's 1913

1. v. To beat to obtuseness; to deprive of keenness; to blunt; to turn back the point of, as a lance used for exercise.
2. v. To deduct from; to make a discount from, as interest due, or customs duties.
3. v. To return a portion of a sum paid, as a method of discounting of prices.
4. v. obsolete To abate; to withdraw.
5. n. Diminution.
6. n. (Com.) Deduction; abatement.
7. n. A portion of a sum paid, returned to the purchaser, as a method of discounting. The rebate is sometimes returned by the manufacturer, after the full price is paid to the retailer by the purchaser.
8. n. (Arch.) A rectangular longitudinal recess or groove, cut in the corner or edge of any body; a rabbet. See rabbet.
9. n. A piece of wood hafted into a long stick, and serving to beat out mortar.
10. n. An iron tool sharpened something like a chisel, and used for dressing and polishing wood.
11. n. rare A kind of hard freestone used in making pavements.
12. v. To cut a rebate in. See rabbet, v.

WordNet 3.0

1. v. cut a rebate in (timber or stone)
2. n. a refund of some fraction of the amount paid
3. n. a rectangular groove made to hold two pieces together
4. v. give a reduction in the price during a sale
5. v. join with a rebate