Looking in the internet comment section you may see "r/whoosh", or "whoosh" and wonder "wHaT dOeS iT mEaN?".
I got chu.
If you see a dumb comment that completely misses the point of the subject (for example someone not getting/taking a joke), then you type "whoosh" which means it went way over their head!
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.