See Also: jack-chain(dictionary)
Jack Line, Jack Stay - Sailing(gambling)
chain, orthodontic chain(medicine)
Jack(1)(dictionary)
jack(encyclopedia)
jack-in-the-box(dictionary)
Jack(medicine)
new jack(dictionary)
jack-up(dictionary)
jack(5)(dictionary)

jack-chain (iou)



jack-chain noun. M17.
[from JACK noun1 + CHAIN noun.]
A chain of unwelded links each consisting of a double loop of wire resembling a figure of 8, but with the loops in planes at right angles to each other. M17.
Forestry. A continuous spiked chain used to move logs as if on a conveyor belt. E20.