To laugh off something (or laugh something off) is to laugh about something that has upset you, or made you angry, in order to make it seem less important or serious.
Examples of use:
1. He laughed off his bad exam marks.
2. She laughed off her mother’s criticism of her hair and clothes, and went to the party.
|present simple||laugh off and laughs off|
|-ing form||laughing off|
|past simple||laughed off|
|past participle||laughed off|
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