8x8 rule

proper noun

The recommendation that a person should drink eight servings of eight ounces of water each day.

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Meanings

proper noun
  1. The recommendation that a person should drink eight servings of eight ounces of water each day.
  2. The recommendation that each slide in a presentation should contain a maximum of eight lines of text with a maximum of eight words in each line.

Origin

The x represents multiplication.

Full word history & related roots →
Cite this entry
APA

8x8 rule. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/8x8%20rule

MLA

“8x8 rule.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/8x8%20rule. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “8x8 rule,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/8x8%20rule.

Source: 8x8 rule on Wiktionary, CC BY-SA 4.0.