nonsignature

plural nonsignatures

1. uncountableAbsence of a signature; failure to sign.

   Despite several decisions on nonsignature, the court cases on this subject deal only with unanimous awards.

   1973, Barbara D. Dennis, Gerald George Somers, Labor Arbitration at the Quarter-Century Mark: Proceedings of the Twenty-fifth Annual Meeting, page 172

2. countableThat which is not a signature.

   But there are many cases where a signature is made that is actually a nonsignature. The bad-check files are full of signatures of “Ima Thief,” “U. R. Had,” and “George Q. Washington,” etc.

   1979, George H. Warfel, Identification Technologies: Computer, Optical, and Chemical Aids to Personal ID, page 103