1. laughing quietly in a disrespectful or mocking way
Usage: present participle of snicker

1. the act of laughing quietly in a disrespectful or mocking way
Usage: gerund form

Examples

• The students were snickering at the teacher’s mistake.
• I could hear snickering from the back of the classroom.
• She tried to hide her snickering behind her hand.
• His snickering made everyone else uncomfortable.
• The children were snickering at the funny cartoon.
• Stop snickering and pay attention to the lesson.