Definitions of row:

• noun:   a continuous chronological succession without an interruption

  Example: "They won the championship three years in a row"

• noun:   an arrangement of objects or people side by side in a line

  Example: "A row of chairs"

• noun:   a linear array of numbers side by side
• noun:   a long continuous strip (usually running horizontally)

  Example: "A mackerel sky filled with rows of clouds"

• noun:   the act of rowing as a sport
• noun:   (construction) a layer of masonry
• noun:   an angry dispute
• verb:   propel with oars

  Example: "Row the boat across the lake"

• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #18472)