aporreó

n. dressing down

v. clobber, beat up, pound

= pound, club, pummel, knock + the living daylights out of, knock + the hell out out of.
Ex: A rotary machine invented in Holland in the late seventeenth century did not pound but minced the rags into pulp with revolving knives.
Ex: At the time of his arrest he was beaten, kicked and clubbed in the head with the butt of a pistol, resulting in health problems which are not being properly treated in prison = En el momento de su arresto le habían golpeado, dado patadas y golpeado en la cabeza con la culata de una pistola, causándole problemas de salud que están siendo tratados adecuadadamente en la cárcel.
Ex: During the German occupation, the Italian populace lived under the grip of fear as Allied bombardments pummeled towns.
Ex: One after another, young pianists sat down and knocked the living daylights out of the piano.
Ex: This is one of those movies that preaches nonviolence, even as the good guy is knocking the hell out of a few dozen dudes.