Definition of signature
What does the word signature mean?
part of speech: noun
(Archaic) significant appearance or mark (has the s. of passion, of early death, in his face; herb\'s yellow flowers are a s. indicating that it will cure jaundice); person\'s name or initials or mark used in signing; letter or figure placed by printer at foot of first page of each sheet of book as guide in making up for binding, such sheet after folding; (Mus.) signs placed at beginning of staff to indicate key& rhythm, consisting of clef, key-s. or sharps& flats, & rhythm-s. or numerals stating number& length of beats in measure. [French]