tub file (English, noun)
expansion: tub file (plural tub files)
Senses:
topics: computing
engineering
mathematics
natural-sciences
physical-sciences
sciences
glosses: A technique used to speed the generation of datafiles on a punch card, involving multiple copies of frequently used cards that were prepunched and stored in trays arranged by index.
tags: historical
Forms:
form: tub files
tags: plural