Word.ws English Dictionary

defs

defs adverb: definitely. Also the plural of def.

Adverb

defs (not comparable)

  1. (colloquial) Definitely.
    • "I agree she's defs picking on you," Molly began, and then fell suddenly silent, her gaze locked on a figure striding across the lawn.2010, Alexandra Adornetto, Halo, New York, N.Y.: Feiwel and Friends, →ISBN, page 184
    • Liar was the one thing making Mondays that little bit more satisfying since it started on ITV six weeks ago. But with last night's season finale, we're left feeling a bit empty. The good news is, there's DEFS going to be a series two. YAY.2017 October 17, Ciara Sheppard, “Liar Season 2 is happening, but there's something we're really, really confused about...”, in Glamour, Greenwich, C.T.; […]: Condé Nast Publications, →ISSN, →OCLC...
    Synonyms:
    def, deffo

Noun capitalized: DEFs

DEFs

  1. (plural) plural of DEF

Also used as

defs is also the plural of def.

Examples of defs in a sentence

  • Online forums were ablaze with discussion: "It's defs a puppy!" tweeted GeekyGal82.2019 August 16, Danny Katz, “Puppy or croissant? Another photo sets the internet (and world) ablaze”, in The Sydney Morning Herald, Sydney...
  • The famous fam's matriarch appeared on The Ellen Show where she revealed that while she's not keen on being a full-time housewife, she's defs keen on being a 'friend'.2020 September 25, Matt Galea, “There's A Good Chance Kris Jenner & Kathy Hilton Are Joining RHOBH As 'Friends' & My Nips Are Hard”, in...

Synonyms of defs

Origin of defs

Possibly def + -s (“used in the formation of certain English adverbs”).

See the etymology of the corresponding lemma form.

Questions about defs

What does defs mean?
Defs means definitely.
How do you use defs in a sentence?
Online forums were ablaze with discussion: "It's defs a puppy!" tweeted GeekyGal82.
What part of speech is defs?
Defs can be an adverb or a noun.

Words near defs in the dictionary

  1. defroze
  2. defrozen
  3. defructosylate
  4. defructosylated
  5. defrutum
  6. defs
  7. defs.
  8. DEFSMAC
  9. deft
  10. deft-handed
  11. deft-handedly

Source and license

Adapted from Wiktionary: defs (page history and authors); DEFs (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “defs.” Word.ws, https://word.ws/defs. Based on Wiktionary, CC BY-SA 4.0.