He will surely be thrown into the Crusher.
The second meaning is that the Fire of Allah will not be blind like the flame of the world, which burns up all worthy and undeserving people alike, but it will enter the heart of every perpetrator, identify the essence of his crime, and then punish him in accordance with his guilt.
But, the first comment; is the most clear of all.
Thereupon he the Holy Prophet said: Backbiting implies your talking about your brother in a manner which he does not like.
This surah generally tells about warning for mockers and people who are fond of collecting wealth.
He will surely be thrown into the Crusher.