Definify.com
Webster 1913 Edition
Tare
Tare
,Noun.
 [Cf. Prov. E. 
tare 
brisk, eager, OE. tarefitch 
the wild vetch.] 1. 
A weed that grows among wheat and other grain; – alleged by modern naturalists to be the 
Lolium temulentum
, or darnel. Didst not thou sow good seed in thy field? From whence then hath it 
tares
? Matt. xiii. 27.
The “darnel” is said to be the 
tares 
of Scripture, and is the only deleterious species belonging to the whole order. Baird.
2. 
(Bot.) 
A name of several climbing or diffuse leguminous herbs of the genus 
 Vicia
; especially, the Vicia sativa
, sometimes grown for fodder. Tare
,Noun.
 [F. 
tare
; cf. Pr., Sp., Pg., & It. tara
; all fr. Ar. tarah 
thrown away, removed, fr. taraha 
to reject, remove.] (Com.) 
Deficientcy in the weight or quantity of goods by reason of the weight of the cask, bag, or whatever contains the commodity, and is weighed with it; hence, the allowance or abatement of a certain weight or quantity which the seller makes to the buyer on account of the weight of such cask, bag, etc. 
 Tare
,Verb.
 T.
 [
imp. & p. p. 
Tared
; p. pr. & vb. n. 
Taring
.] To ascertain or mark the tare of (goods). 
Webster 1828 Edition
Tare
TARE
,Noun.
 1.
  A weed that grows among corn. Declare to us the parable of the tares of the field. Matt.13.
2.
  In agriculture, a plant of the vetch kind, of which there are two sorts, the purple flowered spring or summer tare, and the purple-flowered wild or winter tare.  It is much cultivated in England for fodder.TARE
, n.1.
  In commerce, deficiency in the weight or quantity of goods by reason of the weight of the cask, bag or other thing containing the commodity, and which is weighed with it; hence, the allowance or abatement of a certain weight or quantity from the weight or quantity of a commodity sold in a cask, chest, bag or the like, which the seller makes to the buyer on account of the weight of such cask, chest or bag; or the abatement may be on the price of the commodity sold.  When the tare is deducted, the remainder is called the net or neat weight.TARE
,Verb.
T.