1. Yogurt or something, something or yogurt. A type of mystery dessert served at some restaurants. No one actually knows what yogurt or something is. When you ask what is on the dessert menu and the response is "yogurt or something," watch your butt.

2. A general and random expletive used to incur nonsense or absurdity.
by AmateurHour247 April 8, 2011
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