(5) A group of program statements that are treated as a unit based on the results of a comparison.Such a piece upon which chopping or cutting is done: a butcher's block.A connected group of houses, offices etc.

One of a set of small wooden or plastic pieces, such as a cube, bar, or cylinder, used as a building toy.Block, a segment of a town or city surrounded by streets and avenues on at least three sides and usually occupied by buildings, though it may be composed solely of vacant lots.

A usually rectangular section of a city or town bounded on each side by consecutive streets.Medicine To interrupt or obstruct the functioning of (a physiological process especially by the use of drugs.Noun, the definition of a block is a square piece of material that usually has flat surfaces that may be used for building things, as a child's toy, or as a work surface.