When a woman dresses like a man to hide her actually being a woman to avoid detection or get something for herself.
Stacy: Oh? Look at him, he's pretty cute. Think he'll buy us all drinks?
Linda: Don't bother. He's a Sneaky Beaver who comes in now and then to get drinks and leave without being hit on.
A sneaky watsit: A person preferably a nonce on the shool bus who continues to pull your trousers down.
Hey Joel! "You sneaky watsit" stop harrassing me
where you have intercourse with your partner doggy style then when shes cumming you slip a thumb in her back door
that sneaky salesman got in last night didn't he
When you don’t realize how drunk you were until the next day.
Thought I was good last night but now I’m hearing that I broke into a zoo? Must’ve been sneaky hammered.
pull off a quick nut when ur paenrts are home
oooooooooooh, that sneaky jerk really drained my balls
Semen that you can’t feel when it squirts out on it
He had some sneaky semen, like a ninja
When you forcefully fist a girls rectum and take the fecal matter from said rectum and paint your face with it.
Person 1: What's on your face?
Person 2: Oh I just did a Sneaky Elmont with my homies