tetris

/T EH1 T R IH0 S/
noun
  1. 1

    A puzzle video game in which falling tetrominoes must be manipulated to form complete lines, which are then cleared from the grid.

  2. 2

    (video games, by extension) The act of clearing four lines at once (the maximum possible) in Tetris.

  3. 3

    (figuratively) An endeavor involving rearranging things of different shape into a physical space.