DEF Definition & Meaning - Merriam-Webster
What does the abbreviation DEF stand for? Meaning: defendant; defense. How to use def in a sentence.
Diesel exhaust fluid - Wikipedia
Diesel exhaust fluid (DEF; also known as AUS 32 and sometimes marketed as AdBlue[3]) is a liquid used to reduce the amount of air pollution created by a diesel engine. Specifically, DEF …
Def! Crossword Clue - USA TODAY
3 days ago · In case you've faced some hurdles solving the clue, Def!, we've got the answer for you. Crossword puzzles offer a fantastic opportunity to engage your mind, enjoy leisure time, …
def - Wiktionary, the free dictionary
Nov 17, 2025 · While deets on her earnings aren't really public, we can def assume that Billie raked in a ton of dough from her Nike deal alone since each pair retails for a decent amount of …
What Is DEF and How Does It Work? - MotorTrend
Jul 29, 2024 · Diesel exhaust fluid, or DEF, is a key component in lowering pollutants emitted from diesel engines, helping to improve efficiency and reduce emissions.
DEF definition and meaning | Collins English Dictionary
8 meanings: slang very good, esp of hip-hop definition → 1. a formal and concise statement of the meaning of a word, phrase,.... Click for more definitions.
Dictionary.com | Meanings & Definitions of English Words
2 days ago · Q: In the 1980s, sci-fi author William Gibson popularized this term to describe the virtual world of computers and the internet: Take the full quiz. Go to all quizzes. Get the Word …
Def - definition of def by The Free Dictionary
def Also found in: Thesaurus, Medical, Legal, Financial, Acronyms, Idioms, Encyclopedia, Wikipedia.
DEF | English meaning - Cambridge Dictionary
DEF definition: 1. very good: 2. very good: . Learn more.
Def - Wikipedia
Look up def in Wiktionary, the free dictionary.