1. teasing and contemptuous language or behavior directed at a particular person or thing
2. an absurd misrepresentation or imitation of something
3. something that is ludicrously futile or unsuitable

Examples

• The students’ mockery of the substitute teacher was cruel and unnecessary.
• His attempt at singing was met with mockery from the audience.
• The trial was a mockery of justice, with no real evidence presented.
• She endured years of mockery for her unusual fashion choices.
• The new policy made a mockery of the company’s stated values.
• His mockery of her accent hurt her feelings deeply.
• The debate became a mockery when neither candidate answered the questions seriously.