adjective
: having a hole or series of holes : pierced , punctured
perforated eardrum
perforated answer sheet for correcting tests
cream cheese, made of clabber drained in perforated molds — American Guide Series: Louisiana
perforated cancellation
specifically : having a (specified) number of perforations in 20 millimeters
the stamps are perforated 13 — Yoshitsugu Mishima & Helen K. Zirkle