Adjective: When someone is covertly Bad Ass, i.e. they do not flaunt their badness obnoxiously, but rather KNOW they are bad ass and crazy without having to prove it all the time. These people look normal on the outside, but every now and then they "let loose" and unleash their inner fun, bad ass selves. They can sometimes be menacing, but only upon a closer look.
"Yo, man my five year old lil' bro is so cute, but he's all secretly bad ass n' shit with the G-Unit tats on his back and his hot wheels' spinning dubs."
When someone who you don't have classes, talks or acts stupid outside of school but says, "I have better grammar in class."
Person 1: "We should go to the beach."
Person 2: "For we get darker? Nah."
Person 1: "It's SO not FOR."
Person 2: "Yeah, I talk stupid out of school, cause it really doesn't matter.
Person 1: (Thinking) Yeah sure, your just Secretly Stupid.
Wearing clothing (especially a loose shirt) such that the wearer's excess weight is effectively hidden, often resulting in ambiguity as to whether or not the wearer is overweight. Particularly pertinent in a bar or club when physically evaluating a person of interest.
When a person has interesting hobbies , skills which they don't share, yet at moments they let them slide and come out as a cool person. A person who does not know they are cool, but everyone around can see it. Has a chill attitude and fun to be around with.
Alberto is secretly cool because he doesn't need to act cool to be cool, he just is in his attitude and way of being.
A strange paradox where someone can look like they have no ass in some positions and clothes, and yet have quite an ass in others that seems too shapely and large to have been able to be hidden
What on earth. Jenny always looked like a stick. But she just popped a squat and she's secretly thick as hell