fab

F·A·B
F4A1B3
/fæb/

adjective

Fabulous (great or spectacular).

“The chip fab will double its production next year.”

Less commonScrabble 8

Meanings

fab1

adjectivefab (comparative fabber, superlative fabbest)

comparative fabber · superlative fabbest

  1. informalFabulous (great or spectacular).

fab2

nounfab (plural fabs)

plural fabs

  1. informalA manufacturing plant which fabricates items, particularly silicon chips.

    The chip fab will double its production next year.

    Synonyms: fabber, foundry

verbfab (third-person singular simple present fabs, present participle fabbing, simple past and past participle fabbed)

present singular third person fabs · participle present fabbing · participle past fabbed · past fabbed

  1. informaltransitiveTo fabricate, especially in the context of fabbers

    It uses digital data from a computer to “fab” products and models of new products.

Fab3

nounFab (plural Fabs)

plural Fabs

  1. entertainmentA member of The Beatles.

Fab4

nounFab (plural Fabs)

plural Fabs

  1. abbreviationimmunologyAbbreviation of fragment antigen-binding.

FAB5

interjection

alternative F.A.B. · alternative F. A. B. · alternative F-A-B · alternative F.-A.-B.

  1. humorousbroadcastingUsed to acknowledge that a message has been received and understood.

    "Okay, FAB. Over and out."

    1986, Márcio Souza, The order of the day: an unidentified flying opus
    2 more examples

    It was great to report back to Mike and Jason on this knowing they were eager to hear that everything was operational. F.A.B. Virgil!

    2011, Norman Beech, The Atlantic Job - A Dad and a Lad, FilamentPublishing Ltd, →ISBN, page 69

    “Understood. F.A.B., sir.” Their pilot hung the microphone back on its hook.

    2013, Andrez Bergen, Who is Killing the Great Capes of Heropa?, John Hunt Publishing, →ISBN

    Synonyms: roger, acknowledged, five-by-five

FAB6

nounFAB (plural FABs)

plural FABs

  1. abbreviationAbbreviation of frontal assessment battery.
  2. abbreviationAbbreviation of French–American–British classification.
  3. abbreviationAbbreviation of fast atom bombardment.
adjectiveFAB (not comparable)
  1. abbreviationnot comparableAbbreviation of French–American–British.
proper noun
  1. PhilippinesabbreviationinitialismInitialism of Freeport Area of Bataan.

Synonyms & antonyms

nounA manufacturing plant which fabricates items, particularly silicon chips.

interjectionUsed to acknowledge that a message has been received and understood.

More synonyms by meaning

adjectiveextremely pleasing

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

fab · adjective

  1. Proto-Indo-European*bʰeh₂-
  2. Proto-Indo-European*bʰéh₂ti
  3. Proto-Italic*fāōr
  4. Latinfor, fā-
  5. Latinfābula
  6. Proto-Indo-European*h₃ed-
  7. Proto-Indo-European*h₃édosder.?
  8. Latinfābulōsus
  9. Middle Englishfabulous
  10. Englishfabulousclip.
  11. Englishfab

From fabulous, by shortening.

Full word history & related roots →

fab · noun, verb

From fabricate and its derived terms, by shortening.

Full word history & related roots →

FAB · interjection

Coined by Gerry and Sylvia Anderson for the TV series Thunderbirds (1965-1966), from fab, clipping of fabulous.

Full word history & related roots →

FAB · noun, adjective, proper noun

Abbreviation.

Full word history & related roots →

Rhymes & wordplay

Rhymes with fab

All rhymes →

Anagrams

Cite this entry
APA

fab. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/fab

MLA

“fab.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/fab. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “fab,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/fab.

Source: fab on Wiktionary, CC BY-SA 4.0.