DEADLY definition: 1. likely to cause death: 2. complete or extreme: 3. extremely boring: . Learn more.

deadly, mortal, fatal, lethal mean causing or capable of causing death. deadly applies to an established or very likely cause of death.

1. causing or tending to cause death; lethal. 2. aiming to kill or destroy; implacable: a deadly enemy. 3. like death. 4. excruciatingly boring. 5. excessive; inordinate: deadly haste.

Deadly definition: causing or tending to cause death; fatal; lethal.. See examples of DEADLY used in a sentence.

If you describe a person or their behaviour as deadly, you mean that they will do or say anything to get what they want, without caring about other people.

Definition of deadly adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

deadly definition: causing or able to cause death. Check meanings, examples, usage tips, pronunciation, domains, and related words. Discover expressions like "this book is deadly", …

The word "deadly" refers to something that can cause death or is extremely dangerous, often highlighting the concepts of lethality, danger, and severity. It embodies the notions of fatality, …

deadly, adj. & n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

Synonyms: deathly, fatal, lethal, mortal, killer, more... Collocations: a deadly [virus, illness], a deadly attack on [Paris], the deadly attack on [Monday], more...