1. a person who sneers; one who shows contempt or scorn through facial expression or tone of voice

Examples

• The sneerer in the back row rolled his eyes at every suggestion.
• She was known as a sneerer who dismissed others’ ideas without consideration.
• The critic was such a sneerer that no one took his reviews seriously.
• Don’t be a sneerer; at least listen to what she has to say.
• The sneerer’s constant mockery made the meeting uncomfortable for everyone.
• He transformed from a sneerer into someone who genuinely encouraged others.