1 definition by Created, made, exhibited

1. A phrase for when someone says something and he/she ruins the whole topic of conversation with a comment or expression.
2.The joke was suddenly ruined when my friend Swansoned it by his horrendous laugh. The joke was no longer funny and everybody realized that they just swansoned that.

3. Swansonings definition means an expression or remark expressed in a group setting that ruins the whole vibe that can never be reverted.
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