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Related to pounced: pounce upon

pounce 1

intr.v. pounced, pounc·ing, pounc·es
1. To spring or swoop with intent to seize someone or something: a cat that pounced on a mouse; watched the falcon pounce on the baby rabbit.
2. To attack or criticize suddenly: troops that pounced on a convoy; a reporter who pounced on a politician's change of position.
3. To turn the attention to and try to take advantage of: pounce on an opportunity; pounced on his mistake.
The act or an instance of pouncing.

[From Middle English, pointed tool, talon of a hawk, shortening of ponson, pointed tool, variant of punchon, pointed tool; see puncheon1.]

pounc′er n.

pounce 2

1. A fine powder formerly used to smooth and finish writing paper and soak up ink.
2. A fine powder, such as pulverized charcoal, dusted over a stencil to transfer a design to an underlying surface.
tr.v. pounced, pounc·ing, pounc·es
1. To sprinkle, smooth, or treat with pounce.
2. To transfer (a stenciled design) with pounce.

[French ponce, from Old French, from Vulgar Latin *pōmex, *pōmic-, from Latin pūmex, pumice.]

pounc′er n.

pounce 3

tr.v. pounced, pounc·ing, pounc·es
To ornament (metal, for example) by perforating from the back with a pointed implement.

[Middle English pouncen, probably from Old French poinssonner, from poinson, pointed tool; see puncheon1.]
References in classic literature ?
With a strange ab- sorbed light in his eyes he pounced upon Ed Thomas, he who knew Pop Geers and whose opin- ion of Tony Tip's chances was worth considering.
They pounced upon the banker and almost lifted him into the car.
Geneva is filled with pretty shops, and the shops are filled with the most enticing gimacrackery, but if one enters one of these places he is at once pounced upon, and followed up, and so persecuted to buy this, that, and the other thing, that he is very grateful to get out again, and is not at all apt to repeat his experiment.
Ham Peggotty, who went to the national school, and was a very dragon at his catechism, and who may therefore be regarded as a credible witness, reported next day, that happening to peep in at the parlour-door an hour after this, he was instantly descried by Miss Betsey, then walking to and fro in a state of agitation, and pounced upon before he could make his escape.
By this time, my sister was quite desperate, so she pounced on Joe, and, taking him by the two whiskers, knocked his head for a little while against the wall behind him: while I sat in the corner, looking guiltily on.
These, falling with so much force upon the diamonds, were sure to take up some of the precious stones with them, when the eagles pounced upon the meat and carried it off to their nests to feed their hungry broods.
Then the eagle pounced upon the bird, and the moment she seized him in her talons she tore the ring from his neck before the man in bird's shape had time to prevent her.
And as soon as it had strung a long-distance system of wires, the Postmaster General pounced down upon it and took it away.
Don Quixote was unable to shield himself so well but that more pebbles than I could count struck him full on the body with such force that they brought him to the ground; and the instant he fell the student pounced upon him, snatched the basin from his head, and with it struck three or four blows on his shoulders, and as many more on the ground, knocking it almost to pieces.
I pounced upon the smaller prey and devoured it--raw.
While we were taken up with this, and were expecting each moment to be our last, Scylla pounced down suddenly upon us and snatched up my six best men.
And as he had no longer to study France (for the French were already driven out of the kingdom of Naples by the Spaniards, and in this way both were compelled to buy his goodwill), he pounced down upon Pisa.