a solid piece of something (usually having flat rectangular sides); "the pyramids were built with large stone blocks"
housing in a large building that is divided into separate units; "there is a block of classrooms in the west wing"
an inability to remember or think of something you normally can do; often caused by emotional tension; "I knew his name perfectly well but I had a temporary block"
a number or quantity of related things dealt with as a unit; "he reserved a large block of seats"; "he held a large block of the company's stock"
a rectangular area in a city surrounded by streets and usually containing several buildings; "he lives in the next block"
(computer science) a sector or group of sectors that function as the smallest data unit permitted; "since blocks are often defined as a single sector, the terms `block' and `sector' are sometimes used interchangeably"
a three-dimensional shape with six square or rectangular sides
shape into a block or blocks; "block the graphs so one can see the results clearly"
shape by using a block; "Block a hat"; "block a garment"
support, secure, or raise with a block; "block a plate for printing"; "block the wheels of a car"
stamp or emboss a title or design on a book with a block; "block the book cover"
interrupt the normal function of by means of anesthesia; "block a nerve"; "block a muscle"
an obstruction that stands in the way (and must be removed or surmounted or circumvented)
something immaterial that stands in the way and must be circumvented or surmounted; "lack of imagination is an obstacle to one's advancement"; "the poverty of a district is an obstacle to good education"; "the filibuster was a major obstruction to the success of their plan"