rocking horse shit

noun

"rocking-horse-shit" is a 16-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
18
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Something exceedingly rare or, more likely, nonexistent.

Corpus desk

Index EN-rocking-horse-shit · rocking horse shit · English

rocking horse shit · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 18 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "R" 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 rocking horse shit
PropertyValue
Headwordrocking horse shit
LanguageEnglish
Part of speechNoun
Letters18
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “rocking horse shit” in English

rocking horse shitfalls 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

rocking horse shit is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Something exceedingly rare or, more likely, nonexistent.".

Our edit-distance generator produced no likely misspellings for rocking horse shit, and the word's spelling is regular enough that our generator found nothing worth flagging. Our dataset records no confusable match here, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From the expression rare as rocking horse shit, with the joke being that rocking horses do not produce feces. The correct English form is rocking horse shit, spelled R-O-C-K-I-N-G- -H-O-R-S-E- -S-H-I-T.

Definition

  1. 1
    Something exceedingly rare or, more likely, nonexistent.

Etymology

From the expression rare as rocking horse shit, with the joke being that rocking horses do not produce feces.

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 "rocking horse shit"?
"rocking horse shit" is spelled R-O-C-K-I-N-G- -H-O-R-S-E- -S-H-I-T.
What does "rocking horse shit" mean?
As a noun, "rocking horse shit" means: Something exceedingly rare or, more likely, nonexistent.
What is the origin of the word "rocking horse shit"?
From the expression rare as rocking horse shit, with the joke being that rocking horses do not produce feces. 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