noun

• (mathematics, of a line, with respect to a fixed coordinate system) The ratio of the vertical and horizontal distances between two points lying on the line.
  "The slope of this line is 0.5"
• (mathematics, of a curve at a given point; sometimes proscribed, see Usage notes) The slope of the line tangent to the curve at the given point.
  "The slope of a parabola increases linearly with x."
• (vulgar, offensive, ethnic slur) A person of Chinese or other East Asian descent.

verb

• (intransitive) To tend steadily upward or downward.
  "The road slopes sharply down at that point."
• (transitive) 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"
• (UK, colloquial, usually followed by a preposition) To try to move surreptitiously.
  "I sloped in through the back door, hoping my boss wouldn't see me."
• (military) 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"."

adj

• (obsolete) Sloping.
  "A bank not steep, but gently slope."

adv

• (obsolete) slopingly
  "So promis'd he; and Uriel to his charge Return'd on that bright beam , whose point now rais'd , Bore him slope downward to the sun"