Noun

(en noun)

The day immediately before today; one day ago.

* {{quote-book, year=1899, author=(Hughes Mearns)

, title= , passage=Yesterday , upon the stair / I met a man who wasn’t there / He wasn’t there again today / I wish, I wish he’d go away …}}

The (recent) past, often disparaging.

* 1606 (William Shakespeare), (Macbeth) , 5.5

All our yesterdays have lighted fools the way to dusty death.

* {{quote-magazine, date=2013-06-22, volume=407, issue=8841, page=76, magazine=(The Economist)

, title= Snakes and ladders , passage=Risk is everywhere. From tabloid headlines insisting that coffee causes cancer (yesterday , of course, it cured it) to stern government warnings about alcohol and driving, the world is teeming with goblins. For each one there is a frighteningly precise measurement of just how likely it is to jump from the shadows and get you.}}