sneer

To raise a corner of the upper lip slightly, especially in scorn.

So General Oakfield's friends taunted him with having been beaten, and Blackeston's friends sneered at him for not having called the general out. Blackeston, a studious and sensitive man, felt the taunts of his friends as only a student can.

To utter with a grimace or contemptuous expression; to say sneeringly.

to sneer fulsome lies at a person

There was a quick scuffle within the cabin. "Leave me alone, I say, and git!" cried the cook. "Can't I be friendly without you hollerin?" sneered the miner. "You wouldn't have been 'lowed to stay round here if it hadn't been for me."

A facial expression where one slightly raises one corner of the upper lip, generally indicating scorn.

Near them, on the sand, / Half sunk, a shattered visage lies, whose frown, / And wrinked lip, and sneer of cold command, / Tell that its sculptor well those passions read

He supposed then (with a sneer—M. Paul could sneer supremely, curling his lip, opening his nostrils, contracting his eyelids)—he supposed there was but one form of appeal to which I would listen [...]

A display of contempt; scorn.

And wordy attacks against slavery drew sneers from observers which were not altogether undeserved. The authors were compared to doctors who offered to a patient nothing more than invectives against the disease which consumed him.

It was a casual sneer, obviously one of a long line. There was hatred behind it, but of a quiet, chronic type, nothing new or unduly virulent, and he was taken aback by the flicker of amazed incredulity that passed over the younger man's ravaged face.