Slope

An area of ground that tends evenly upward or downward.

"I had to climb a small slope to get to the site."

The degree to which a surface tends upward or downward.

"The road has a very sharp downward slope at that point."

The ratio of the vertical and horizontal distances between two points on a line; zero if the line is horizontal, undefined if it is vertical.

"The slope of this line is 0.5"

The slope of the line tangent to a curve at a given point.

"The slope of a parabola increases linearly with x."

To tend steadily upward or downward.

"The road slopes sharply down at that point."

To form with a slope; to give an oblique or slanting direction to; to incline or slant.

"to slope the ground in a garden;   to slope a piece of cloth in cutting a garment"

(usually followed by a preposition) To try to move surreptitiously.

"I sloped in through the back door, hoping my boss wouldn't see me."

To hold a rifle at a slope with forearm perpendicular to the body in front holding the butt, the rifle resting on the shoulder.

"The order was given to "slope arms"."

Sloping.

Slopingly