Word.ws English Dictionary

letter opener

letter opener noun: a device shaped like a fixed-blade knife, usually with a blunt edge; the blunt edge does not slice the envelope so much as precisely tear it.

letter opener: a device shaped like a fixed-blade knife, usually with a blunt edge; the blunt edge does not slice...
Image: Tiesse, CC0, via Wikimedia Commons

Noun

letter opener (plural letter openers)

  1. A device shaped like a fixed-blade knife, usually with a blunt edge; the blunt edge does not slice the envelope so much as precisely tear it.
  2. The same sort of device but with a sharpened edge, designed to appeal to customers who enjoy a sharpened one (regardless of whether or not it truly outperforms the nonsharp counterpart).
  3. A device incorporating a small razor-style blade in the crotch of a U-shaped plastic handle; it slices the envelope while being, like a safety razor, unlikely to cut the user accidentally.

Forms of letter opener

pluralletter openers
alternative formletter-opener

Questions about letter opener

What does letter opener mean?
Letter opener means a device shaped like a fixed-blade knife, usually with a blunt edge; the blunt edge does not slice the envelope so much as precisely tear it.
What part of speech is letter opener?
Letter opener is a noun.
What is the plural of letter opener?
The plural of letter opener is letter openers.

Words near letter opener in the dictionary

  1. letter of relaxation
  2. letter of safe conduct
  3. letter of testamentary
  4. letter of the law
  5. letter of wishes
  6. letter opener
  7. letter openers
  8. letter paper
  9. letter papers
  10. letter patent
  11. letter perfect

Source and license

Adapted from Wiktionary: letter opener (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-letter opener.wav.

Cite this entry: “letter opener.” Word.ws, https://word.ws/letter_opener. Based on Wiktionary, CC BY-SA 4.0.