slope vs windrow

slope

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

  • An area of ground that tends evenly upward or downward. 

  • A person of Chinese or other East Asian descent. 

  • The angle a roof surface makes with the horizontal, expressed as a ratio of the units of vertical rise to the units of horizontal length (sometimes referred to as run). 

  • 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 degree to which a surface tends upward or downward. 

verb
  • To try to move surreptitiously. 

  • To tend steadily upward or downward. 

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

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

windrow

noun
  • A ridge or berm at a perimeter 

  • The green border of a field, dug up in order to carry the earth onto other land to improve it. 

  • A line of snow left behind by the edge of a snowplow’s blade. 

  • A long snowbank along the side of a road. 

  • A line of leaves etc heaped up by the wind. 

  • A similar streak of seaweed etc on the surface of the sea formed by Langmuir circulation. 

  • A line of gravel left behind by the edge of a grader’s blade. 

  • A row of cut grain or hay allowed to dry in a field. 

verb
  • To arrange (e.g. new-made hay) in lines or windrows. 

How often have the words slope and windrow occurred in a corpus of books? (source: Google Ngram Viewer )