1 definition by Laura Gay
A vivid, unpleasant mental image (as in a nightmare) conjured in broad daylight, such as an impending crash, or a thought of a loved one in distress, which can cause a strong emotional response such as fear or horror.
Scott still isn't home from the game, and I'm having such a daymare! I know he's stretched out on the pavement somewhere.
by Laura Gay July 3, 2011