pocketknife

noun

"pocketknife" is a 11-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
11
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A knife small enough for carrying safely and handily in a pocket; usually a folding knife (with blades or tools that the user can fold or retract into the handle).

Corpus desk

Index EN-pocketknife · pocketknife · English

pocketknife · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 11 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "P" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for pocketknife
PropertyValue
Headwordpocketknife
LanguageEnglish
Part of speechNoun
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “pocketknife” in English

pocketknifesits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

pocketknife is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A knife small enough for carrying safely and handily in a pocket; usually a folding knife (with blades or tools that the user can fold or retract into the handle).".

We couldn't generate a plausible misspelling set for pocketknife, a straightforward case of a spelling with little room for common typos. We don't track a confusable pairing for this entry, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From pocket + knife. The correct English form is pocketknife, spelled P-O-C-K-E-T-K-N-I-F-E.

Definition

  1. 1
    A knife small enough for carrying safely and handily in a pocket; usually a folding knife (with blades or tools that the user can fold or retract into the handle).

Recorded use

Wiktionary examples

These source excerpts show how pocketknife appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Jimmy had a pocketknife, and he wandered into the drawing-room with it one day, alone, and reduced ten thousand dollars' worth of furniture to an indeterminable value in rather less than three-quarters of an hour.
  2. The Army, the Navy, the Maritime Commission, and Lend-Lease demanded more and more pocketknives — for demolition kits, medical kits, aviators’ kits, electricians’ kits; knives with tools, knives with marlin spikes. The pocketknife attained a new status — as indispensable equipment for all men in uniform.

Etymology

From pocket + knife.

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 "pocketknife"?
"pocketknife" is spelled P-O-C-K-E-T-K-N-I-F-E.
What does "pocketknife" mean?
As a noun, "pocketknife" means: A knife small enough for carrying safely and handily in a pocket; usually a folding knife (with blades or tools that the user can fold or retract into the handle).
What is the origin of the word "pocketknife"?
From pocket + knife. See the full etymology section above for more details.
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.

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

Source: FrequencyWords open word-frequency list