A "signature font" refers to a specific style of writing that resembles a person's unique signature. It is a font designed to imitate the handwritten look of a person's own signature. Full definition
Printed on 150g uncoated paper in PANTONE colours, it's typed in Playtype's signature font Italian Plate No1. (creativeboom.com)
The paintings consist of oil on linen with hand - painted poems in Ricard's signature font over «poison green» canvasses and over figurative paintings taking inspiraton from various photographic sources. (vitoschnabel.com)
He uses his blocky signature font Margaret Seaworthy Gothic to present ideas on which the imagination can work its own magic. (theguardian.com)