Yours, Etc.: Origins and Uses of 8 Sign-Offs
"right to hold property of another until debt is paid," 1530s, from Middle French lien "a band or tie," from Latin ligamen "bond," from ligare "to bind, tie" (see ligament).
lien li·en (lī'ən, -ěn')n. The spleen.
A claim or right given to a creditor to secure payment of a debt, usually by sale of the debtor's property.