Here are some common meanings of "stealthy":
* Secret: Moving or acting without being detected, like a ninja sneaking through the shadows.
* Quiet: Making very little noise, like a cat tiptoeing across the floor.
* Surreptitious: Done in a hidden or sneaky way, like someone secretly taking a cookie from the jar.
* Clandestine: Done in a secret or hidden way, usually for an illegal or illicit purpose.
Here are some examples:
* Stealthy movements: The thief made stealthy movements as he crept through the house.
* Stealthy attack: The soldiers launched a stealthy attack on the enemy base.
* Stealthy design: The new car features a stealthy design that minimizes its radar signature.
Ultimately, the best meaning of "stealthy" will depend on the specific situation and the intent of the speaker or writer.