Definitions for: Allograph

[n] a signature made by one person for another
[n] a variant form of a grapheme as `m' or `M'

Webster (1913) Definition: Al"lo*graph, n. [Gr. ? another + -graph.]
A writing or signature made by some person other than any of
the parties thereto; -- opposed to autograph.

See Also: character, grapheme, graphic symbol, signature