slip of the pen

noun

"slip-of-the-pen" is a 12-letter English headword indexed on PlainSpell.

The verdict

“slip of the pen” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
15
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A mistake in handwriting; (loosely) any minor error by the writer that made it into print, having not been caught by editors or proofreaders.

Key facts for slip of the pen
PropertyValue
Headwordslip of the pen
LanguageEnglish
Part of speechNoun
Letters15
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “slip of the pen” sits in English frequency

slip of the pen falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

slip of the pen is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A mistake in handwriting; (loosely) any minor error by the writer that made it into print, having not been caught by editors or proofreaders.".

We couldn't generate a plausible misspelling set for slip of the pen, since its letter pattern doesn't lend itself to common typo substitutions. Our dataset records no confusable match here, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

No explicit etymology string is stored for this entry, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct English form is slip of the pen, spelled S-L-I-P- -O-F- -T-H-E- -P-E-N.

Definition

  1. 1
    A mistake in handwriting; (loosely) any minor error by the writer that made it into print, having not been caught by editors or proofreaders.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "slip of the pen"?
"slip of the pen" is spelled S-L-I-P- -O-F- -T-H-E- -P-E-N.
What does "slip of the pen" mean?
As a noun, "slip of the pen" means: A mistake in handwriting; (loosely) any minor error by the writer that made it into print, having not been caught by editors or proofreaders.
What language does "slip of the pen" come from?
"slip of the pen" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “slip of the pen”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is S-L-I-P- -O-F- -T-H-E- -P-E-N - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list