punch hole

Short definition from Wiktionary

Noun

1. 1
   A marker on a frame of film, originally a hole literally punched through the film, signalling to the projectionist that the reel is due to be changed.
2. 2
   A small, round hole created in the shoe, typically on the vamp or quarter, used for decorative purposes or to enhance ventilation.
3. 3
   Alternative form of punch hole.