Purchase money, means the sum for which anything is or may be purchased, The Oxford English Dictionary.
Purchase money, refers to the price of that which was the subject-matter of purchase and sale. Giving natural construction to the words used, it is the entire amount which has to be paid by the vendee either to the vender, or to some other person or persons, apart from the vendor, in order to acquire title in the property which constitutes 'purchase money', Dukhan Sah v. Gajendra Sah, AIR 1984 Pat 368 [see also Bihar Land Reforms (Fixation of Ceiling Area and Acquisition of Surplus Land) Act, 1962, s. 16(3)(i)]