Slinking is generally followed by an intentional physical encounter with the opposite sex passed off as a mere accidental brush up.
One who slinks is often referred to as a "B-ton".
a. when a person is with another person
b. when somethings tends to swish awkwardly up and down
c. when someone is being sneaky
b. My track spandex are slinking as usual
c. I saw some infants slinking around in the woods today