X-Acto

proper noun

A utility knife, usually with a short, sharp, disposable blade mounted on a pen-like body, usually for crafts and hobbies; an X-Acto knife.

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Meanings

proper noun
  1. A utility knife, usually with a short, sharp, disposable blade mounted on a pen-like body, usually for crafts and hobbies; an X-Acto knife.

Origin

Trademark, 1920s, presumably from exact.

Full word history & related roots →
Cite this entry
APA

X-Acto. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/X-Acto

MLA

“X-Acto.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/X-Acto. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “X-Acto,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/X-Acto.

Source: X-Acto on Wiktionary, CC BY-SA 4.0.