A formal and concise statement of the meaning of a word, phrase, etc 2.

The meaning of def is definitely.

How to use def in a sentence.

Diesel exhaust fluid (def) is a nontoxic, colorless solution of urea and deionized water that helps your diesel vehicle cut harmful.

While deets on her earnings aren't really public, we can def assume that billie raked in a ton of dough from her nike. Readers interested in this topic may also find value in our analysis of Ryan Fitzpatrick: Latest News, Background, And Key Details, which provides a thorough examination of the key concepts discussed here.