To console oneself by making light of one's own embarrassing situation, often through self-deprecating humor or excuses; to laugh at oneself to avoid or deflect ridicule.
他演讲时出了个小错，便立刻自我解嘲地笑了笑，缓解了尴尬气氛。
He made a small mistake during his speech, then immediately laughed it off with self-deprecating humor, easing the awkward atmosphere.
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