MOR'TAL, adjective [Latin mortalis, from mors, death, or morior, to die, that is, to fall.]
1. Subject to death; destined to die. Man is mortal
2. Deadly; destructive to life; causing death, or that must cause death; as a mortal wound; mortal poison.
Of that forbidden tree whose mortal taste
Brought death into the world, and all our woe--
3. Bringing death; terminating life.
Safe in the hand of one disposing power,
Or in the natal or the mortal hour.
4. Deadly in malice or purpose; as a mortal foe. In colloquial language, a mortal foe is an inveterate foe.
5. Exposing to certain death; incurring the penalty of death; condemned to be punished with death; not venial; as a mortal sin.
6. Human; belonging to man who is mortal; as mortal wit or knowledge; mortal power.
The voice of God
To mortal ear is dreadful.
7. Extreme; violent. [Not elegant.]
The nymph grew pale, and in a mortal fright--
MOR'TAL, noun Man; a being subject to death; a human being.
Warn poor mortals left behind.
It is often used in ludicrous and colloquial language.
I can behold no mortal now.