1. in a way that is dishonest, deceitful, or morally questionable; by cunning or indirect means
2. by a winding, roundabout, or indirect route or path
Usage: less common than the first sense

Examples

• He deviously manipulated his colleagues to gain control of the project.
• She deviously obtained the information by pretending to be someone else.
• The suspect deviously avoided the main roads to escape detection.
• They deviously worked their way into positions of power.
• He deviously suggested the idea as if it were someone else's.
• The path wound deviously through the forest.
• She deviously convinced him to sign the contract without reading it.