A card that can have holes or notches cut in it, especially one for storing data, that can be sorted according to combinations of holes present or absent.

(computing) A punch card (especially one that has had holes punched in it).

(informal) A fight with the fists.

Misspelling of punch up.

(computing) perforated paper tape

A paper tape punch that does not produce little pieces of paper. Instead, "the perforations are not completely cut out but the chads are permitted to remain attached to the perforated material (for example, tape)". (U.S. Patent 2,255,794, filed May 20, 1939)

present participle of sucker punch

plural of punch list

plural of punch line

A knockout blow; a mighty or devastating blow.