(1):
(n.) The act of sneering.
(2):
(v. t.) To utter with a grimace or contemptuous expression; to utter with a sneer; to say sneeringly; as, to sneer fulsome lies at a person.
(3):
(v. t.) To treat with sneers; to affect or move by sneers.
(4):
(v. i.) To show contempt by turning up the nose, or by a particular facial expression.
(5):
(v. i.) To inssinuate contempt by a covert expression; to speak derisively.
(6):
(n.) A smile, grin, or contortion of the face, indicative of contempt; an indirect expression or insinuation of contempt.
(7):
(v. i.) To show mirth awkwardly.