What is Bristol Bargain?

Legal Definition
In English law. A contract by which A. lends B. £1,000 on good security, and it is agreed that £500, together with interest, shall be paid at a time stated; and, as to the other £500, that B., in consideration thereof, shall pay to A. £100 per annum for seven ycars. Wharton.
-- Black's Law Dictionary
Legal Definition
A contract by which A lends B £1,000 on good security, and it is agreed that £500, together with interest, shall be paid at a time stated, and, as to the other £500, that B, in consideration thereof, shall pay to A £100 per annum for seven years.— Wharton.
-- Ballentine's Law Dictionary