Nightmare definition
An example of a nightmare is a dream of a monster that wakes a child.
An example of a nightmare is a family having a flat tire on a busy freeway.
I had a nightmare that I tried to run but could neither move nor breathe.
Cleaning up after identity theft can be a nightmare of phone calls and letters.
Other Word Forms
Noun
Origin of nightmare
-
From American Heritage Dictionary of the English Language, 5th Edition
-
From Wiktionary