proc

Mane (Îngilîzî)

Noun

1. (abbreviation, alt-of) Abbreviation of procedure.
2. A special and possibly random event, typically activated by clicking on an object.
3. (abbreviation, alt-of) Abbreviation of processor.

Verb

To cause a proc to occur.

Hevwate

process

processor

Etîmolojî (Îngilîzî)

The video game sense is from the abbreviation of procedure. The folk etymology from programmed random occurrence is a backronym.