def

word

Definition

'Def' is a slang abbreviation of 'definitely', mostly used in informal online conversation or texting to express strong agreement or certainty.

Usage & Nuances

Highly informal and used mostly in texting, social media, or among friends. Rarely spoken aloud outside digital communication. Not appropriate for formal writing or professional situations. Often seen as playful or emphasizing affirmation.

Example Sentences

It’s def going to rain today.

basic

That’s def not what I meant!

natural

Pizza for dinner? Def!

natural

That movie was def the best I've seen this year.

basic

I'll def call you later.

basic

She’s def coming to the party, she already bought her dress.

natural