fas

F4A1S1

noun

A border or fringe.

“Not worth a fas”

Less commonScrabble 6

Meanings

fas1

noun
  1. pluralplural of fa

fas2

nounfas (plural fases)

plural fases

  1. ScotlandobsoleteA border or fringe.
  2. ScotlandobsoleteA thing represented as being worthless.

    Not worth a fas

FAS3

proper noun
  1. abbreviationinitialismInitialism of Financial Assistance Scheme.

    In fact, 18 students in my class are under the FAS, compared to an average of four students in each of the other Primary Six classes.

    2016, Fang Yanping, Singapore Teachers: Narratives of Care, Hope and Commitment, page 26
  2. USabbreviationinitialismInitialism of Federation of American Scientists.

    FAS estimates Russia has 1,816 tactical, or non-strategic, weapons (shorter range and intended for use in battle rather than for the destruction of whole cities).

    2023 September 5, Julian Borger, Andrew Roth, “Return of US nuclear weapons to UK would be an escalation, says Russia”, in The Guardian, →ISSN, archived from the original on 30 Apr 2024
  3. MalaysiaabbreviationhistoricalinitialismaeronauticsInitialism of Federation Air Service.
  4. abbreviationhistoricalinitialismInitialism of Free African Society.
nounFAS (uncountable)
  1. abbreviationinitialismuncountablemedicineInitialism of fetal alcohol syndrome.
    1 more example

    She said people with FAS are on a spectrum, have a wide range of intelligences, that the intelligence test is biased, and that I got strong intuition and street smarts, that I’m smart where it counts, which I already knew, but when she told me it felt good, like I didn’t really know it until she said it like that.

    2018, Tommy Orange, There There, Harvill Secker, page 17
adjective
  1. abbreviationinitialismInitialism of free alongside ship.

Fas4

proper noun
  1. A language spoken in Papua New Guinea.

FAs5

proper noun
  1. pluralplural of FA
noun
  1. pluralplural of FA

Synonyms & antonyms

nouna congenital medical condition in which body deformation occurs or facial development or mental ability is impaired because the mother drinks alcohol during pregnancy

Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Old Englishfæs
  2. Middle Englishfas
  3. Englishfas

From Middle English fas, from Old English fæs.

Full word history & related roots →

Rhymes & wordplay

Anagrams

Cite this entry
APA

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

MLA

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

Chicago

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

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