deadly, mortal, fatal, lethal mean causing or capable of causing death. deadly applies to an established or very likely cause of death. DEADLY definition: causing or tending to cause death; fatal; lethal.

Understanding the Context

See examples of deadly used in a sentence. DEADLY meaning: 1. likely to cause death: 2. complete or extreme: 3.

Key Insights

extremely boring: . Learn more. 1. causing or tending to cause death; lethal. 2.

Final Thoughts

aiming to kill or destroy; implacable: a deadly enemy. 3. like death. 4. excruciatingly boring. 5.

excessive; inordinate: deadly haste. 6. extremely accurate: a deadly shot. 7.