What is the definition of Alto Infection?

An 'alto infection' is like a bubbling, bubbly, super-spreading party where everyone's immune system is just about to burst into chaos. It's the term used when a virus or disease spreads rapidly, like wildfire, infecting a large number of people in a short amount of time.

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Here's an edgy example sentence: "The new flu strain is an alto infection - it's turning our local gym into a pandemic hotbed faster than a cat jumping off a cliff."