an act, an instance, or a time of signing in.
noun 1. signor.
noun, plural signiories. 1. seigniory.
noun 1. Also called sign. any of several visual-gestural systems of communication, especially employing manual gestures, as used among deaf people. 2. any means of communication, as between speakers of different languages, using gestures. sign language noun 1. another word for signing 2. any system of communication by manual signs or gestures
noun, plural signs manual. 1. a personal signature, especially that of a sovereign or official on a public document. noun 1. (law) a person’s signature in his own hand, esp that of a sovereign on an official document