definition of
slope

[1] #1 slope n. [incline, side] an elevated geological formation; "he climbed the steep slope"; "the house was built on the side of a mountain". wn

[2] #2 slope n. [gradient] the property possessed by a line or surface that departs from the horizontal; "a five-degree gradient". wn

[3] #3 slope v. [incline, pitch] be at an angle; "The terrain sloped down". wn