冷笑, 譏笑, 嘲笑
1. a facial expression of contempt or scorn; the upper lip curls
2. a contemptuous or scornful remark
1. express through a scornful smile
2. smile contemptuously
1. He paid no attention to their sneers.
2. Don't sneer at their religion.
3. He's always sneering at my suggestions.