There had been a strike at the neighboring manufacturing village, and there was to be a public meeting, at which he was besought to be present.—T. W. Higginson.
(2) Time, more exact, meaning the point of time at which.
He wished to attack at daybreak.—Parkman.
They buried him darkly, at dead of night.—Wolfe
(3) Direction.
The mother stood looking wildly down at the unseemly object.—Cooper.
You are next invited...to grasp at the opportunity, and take for your subject, "Health."—Higginson.
Here belong such expressions as laugh at, look at, wink at, gaze at, stare at, peep at, scowl at, sneer at, frown at, etc.
We laugh at the elixir that promises to prolong life to a thousand years.—Johnson.
"You never mean to say," pursued Dot, sitting on the floor and shaking her head at him.—Dickens.