tub file

noun

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.

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Meanings

nountub file (plural tub files)

plural tub files

  1. historicalcomputingA 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.
Cite this entry
APA

tub file. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/tub%20file

MLA

“tub file.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/tub%20file. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “tub file,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/tub%20file.

Source: tub file on Wiktionary, CC BY-SA 4.0.