Meanings of surreptitious way in English

Must be some surreptitious way I could sneak on the brakes.

She just did it in a very surreptitious way.

You expect to open the letter, then, in some surreptitious way-someway that will not be noticed afterwards?

I had never seen him, save in the surreptitious way I have related, and he had never seen me.

Racing down the pathway, Catso was not even aware that the knots had found their surreptitious way into his hand.

Veronica, still hanging like a rag doll, gives the thumbs-up sign in what she hopes is a surreptitious way, and hopes

Weaving ocean plastic into denim, he says, is a surreptitious way to get consumers to take on some environmental responsibility without sacrificing on style.

"Another complete translation is now appearing in a surreptitious way" (p. 179).

Driving toward Georgetown, Harley Abrams considered a variety of clever and surreptitious ways to reach Allison's townhouse without being noticed by the media.