Conspicuous among these latter, like an animated bit of the spiked wall of Newgate, Jerry stood: aiming at the prisoner the beery breath of a whet he had taken as he came along, and discharging it to mingle with the waves of other beer, and gin, and tea, and coffee, and what not, that flowed at him, and already broke upon the great windows behind him in an impure mist and rain.
There are no more uses of "whet" in the book.
Show samples from other sources
Because there is a force that wants you to realize your destiny; it whets your appetite with a taste of success.
Paulo Coelho -- The Alchemist
She says every time I lose it in front of the press, I only whet their appetites for more.