Def — Meaning, Definition & Synonyms

adverb adjective abbreviation /ˈdef/

Meaning & Definition of Def

Def (adverb)

  1. definitely

Def (adjective)

  1. cool

Def (abbreviation)

  1. defendant; defense
  2. deferred
  3. defined; definition
  4. definite; definitely

Def (adjective) — Senses, Synonyms & Antonyms

  1. keenly aware of and responsive to the latest developments especially in fashion and entertainment

    "of the rappers on the scene, he was definitely the most def"

    similar: au courant, cool (slang), downtown, groovy, hep, hip, in, mod, now, trendy, turned-on, with-it
    related: à la mode, chic, fashionable, modish, sharp, smart, snappy, stylish, voguish
    opposite: out, uncool, unhip, untrendy
    near: geeky, nerdish, nerdy, dowdy, styleless, unfashionable, unstylish

Synonyms, Thesaurus & Another Word for Def

The most common words with a similar meaning to Def:

Slang: cool
au courant, downtown, groovy, hep, hip, in, mod, now, trendy, turned-on, with-it

Antonyms & Opposite Words for Def

Words with the opposite meaning of Def:

out, uncool, unhip, untrendy

Related Words for Def

à la mode, chic, fashionable, modish, sharp, smart, snappy, stylish, voguish

Near Antonyms of Def

geeky, nerdish, nerdy, dowdy, styleless, unfashionable, unstylish

Word Forms of Def

Inflections: deffer, deffest

Origin & Etymology of Def

short for definitely

First known use: circa 1942

Words & Phrases Containing Def

deffer, deffest, high-def

Frequently Asked Questions about Def

What does "Def" mean?

"Def" means definitely. As an an adverb, an adjective and an abbreviation, it is defined as: definitely.

What is another word for "Def"?

Other words for "Def" include au courant, cool, downtown, groovy, hep, hip, in and mod. The best synonym depends on which meaning of "Def" you intend.

What are different ways to say "Def"?

There are 21 words and phrases with a similar meaning to "Def". Common alternatives include au courant, cool, downtown, groovy, hep, hip, in, mod, now and trendy.

What is the opposite of "Def"?

Antonyms of "Def" include out, uncool, unhip and untrendy. Near antonyms include geeky, nerdish, nerdy and dowdy.

How do you use "Def" in a sentence?

Examples of "Def" in a sentence: "of the rappers on the scene, he was definitely the most def".

Is "Def" a noun, verb, or adjective?

"Def" can be used as an adverb, an adjective and an abbreviation, depending on the context.

How do you pronounce "Def"?

"Def" is pronounced /ˈdef/.

What is the origin of the word "Def"?

"Def" comes from short for definitely. First known use: circa 1942.