What is Sneaky-fast?
1.
When you're being so fast, you don't even know you are being fast.
Stealing the bases in baseball, (according to our research teacher).
OR...
When your learning is so sneaky-fast, that you don't even realized you learned the material.
See
Random Words:
1.
Universal application... when a response is necessary... though not necessarily specified.
"Hey, your dog got run over". Fuc..