signoff

Etymology
.

Noun

 * 1) The act or process of signing off (approving with a signature).
 * 2) The process of exiting a computer system; logoff.
 * 3)  A bid indicating that one's partner should pass.
 * 1)  A bid indicating that one's partner should pass.
 * 1)  A bid indicating that one's partner should pass.
 * 1)  A bid indicating that one's partner should pass.