Originally Posted By: Hydra
Quote:
savvy (also savviness) informal noun shrewdness and practical knowledge, esp. of hypersensitive immune responses to pollen, fur, food, or dust.


And, where did you get this definition from? Especially the second part? Which is to say, the part of the definition which comes after the first comma?

(Hope I used the "quote" feature correctly; I'm about to find out by hitting the "submit" button)