אַפְסָרָא, Targ. Y. Num. XIX, 2.—Trnsf. the means of taking possession, as possession is taken of the horse by seizing it by the bit. Kidd. 27ᵃ שטר דא׳ דארעא וכ׳ the deed is valueless in itself as it is merely the bit of landed property. B. Bath. 53ᵇ מצר א׳ דארעא the balk is &c. (taking possession of which is equal to taking possession of the fields to which it belongs).