Standard Lemma guide

bombast

adj · noun · verb · 7 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /ˈbɒmbæst/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • General-American: /ˈbɑmbæst/
  • obsolete: /ˈbʌmbæst/
  • CMU ARPABET: B AA1 M B AE0 S T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Big without meaning, or high-sounding; bombastic, inflated; magniloquent.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: aureate, highfalutin

Antonyms: none provided

2

noun

Meaning 2

Cotton, or cotton wool.

Definition source: English Wiktionary via Wiktextract

Usage: archaic, countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: fustian

Antonyms: none provided

3

noun

Meaning 3

Cotton, or any soft, fibrous material, used as stuffing for garments; stuffing, padding.

Definition source: English Wiktionary via Wiktextract

Usage: archaic, countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

High-sounding words; language above the dignity of the occasion; a pompous or ostentatious manner of writing or speaking.

Definition source: English Wiktionary via Wiktextract

Usage: countable, figuratively, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: aureation, bombard phrase, fustian, grandiloquence, purple prose

Antonyms: none provided

5

verb

Meaning 5

To swell or fill out; to inflate, to pad.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

verb

Meaning 6

To use high-sounding words; to speak or write in a pompous or ostentatious manner.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

pompous or pretentious talk or writing

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: fustian, rant, claptrap, blah

Antonyms: none provided

Broader terms: grandiosity, magniloquence, ornateness, grandiloquence, rhetoric

History

Etymology

From Old French bombace (“cotton, cotton wadding”), from Late Latin bombax (“cotton”), a variant of bombyx (“silkworm”), from Ancient Greek βόμβυξ (bómbux, “silkworm”), possibly related to Middle Persian pmbk' (“cotton”), from a Proto-Indo-European root meaning “to twist, wind”.

Across languages

Translations

8 source translations are retained for this English entry.

  • Czech: nabubřelost — High-sounding words; language above the dignity of the occasion; a pompous or ostentatious manner of writing or speaking
  • Czech: bombastičnost — High-sounding words; language above the dignity of the occasion; a pompous or ostentatious manner of writing or speaking
  • Czech: pompéznost — High-sounding words; language above the dignity of the occasion; a pompous or ostentatious manner of writing or speaking
  • Indonesian: bombas — High-sounding words; language above the dignity of the occasion; a pompous or ostentatious manner of writing or speaking
  • Latin: ampulla — High-sounding words; language above the dignity of the occasion; a pompous or ostentatious manner of writing or speaking
  • Māori: wahahuka — High-sounding words; language above the dignity of the occasion; a pompous or ostentatious manner of writing or speaking
  • Norwegian Bokmål: bombast — High-sounding words; language above the dignity of the occasion; a pompous or ostentatious manner of writing or speaking
  • Māori: tūpererū — to inflate one's words, to bluster