slope
verb (used without object)
to have or take an inclined or oblique direction or angle considered with reference to a vertical or horizontal plane; slant.
Used to describe an ongoing action or continuous state that will be taking place in the future.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Next time Sybylla is giving a tramp some tucker, you keep a sharp eye on her or she will be sloping one of these days.
From My Brilliant Career by Miles Franklin