flub

/flʌb/

//flʌb// noun

"flub" is a 4-letter English headword indexed on PlainSpell.

The verdict

“flub” is uncommon English (frequency #77,682 among 2,507 “F” headwords), classed as a noun. The kind of spelling people second-guess.

#77,682
frequency rank, English
2,507
“F” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - An error; a mistake in the performance of an action.

Corpus desk

Index EN-flub · flub · English

flub · rank #77,682 · 0 variants · 0 confusables

  • FREQ-RARE #77,682
  • LEN-MID 4 letters
  • VOW-1 1 vowel
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,507
  • PHOTO-FINISH flunk

Nearest frequency peer: flunk (+1 rank slots)

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.

Long-tail ranks near “flub”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “flub” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for flub
PropertyValue
Headwordflub
LanguageEnglish
Part of speechNoun
IPA/flʌb/
Letters4
Frequency rank#77,682
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “flub” in English

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).flubfalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “flunk” (#77,683), “Fisker” (#77,679), “forewing” (#77,685). Among 2,507 “F” headwords, “flub” is #77,682. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

flub is uncommon English at frequency #77,682 among 2,507 “F” headwords, classed as anoun, transcribed /flʌb/. Rarity is why readers land here mid-draft. 2 senses are on record.

No generated misspelling entries exist for flub in our index, a straightforward case of a spelling with little room for common typos. No close-neighbour confusable shows up for this headword in our dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: Possibly suggested by fluff and flop. First appeared in the US as a verb c. 1924, and as a noun c. 1953. The correct English form is flub, spelled F-L-U-B.

Definition

  1. 1
    An error; a mistake in the performance of an action.
  2. 2
    A fold of fat.

Recorded use

Wiktionary examples

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

  1. 1962 November 6, Richard Nixon, “Gentlemen, this is my last press conference”, 2008, Rick Perlstein (editor), Richard Nixon: Speeches, Writings, Documents, page 111, I made a talk on television, a talk in which I made a flub—one of the few that I make, not because I′m so good on television but because I′ve been doing it a long time. I made a flub in which…
  2. A flub can be a slight cinematic slip-up or a major gaffe.

Etymology

Possibly suggested by fluff and flop. First appeared in the US as a verb c. 1924, and as a noun c. 1953.

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); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "flub"?
"flub" is spelled F-L-U-B. The IPA pronunciation is /flʌb/.
What does "flub" mean?
As a noun, "flub" means: An error; a mistake in the performance of an action.
How do you pronounce "flub"?
The IPA (International Phonetic Alphabet) transcription for "flub" is /flʌb/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "flub"?
Possibly suggested by fluff and flop. First appeared in the US as a verb c. 1924, and as a noun c. 1953. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "flub", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 4 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list