Definition of "Block" :
noun: the act of obstructing or deflecting someone's movements
noun: a platform from which an auctioneer sells
"They put their paintings on the block."
noun: a solid piece of something (usually having flat rectangular sides)
"The pyramids were built with large stone blocks."
noun: housing in a large building that is divided into separate units
"There is a block of classrooms in the west wing."
noun: an obstruction in a pipe or tube
"We had to call a plumber to clear out the blockage in the drainpipe."
noun: a metal casting containing the cylinders and cooling ducts of an engine
"The engine had to be replaced because the block was cracked."
noun: a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope
noun: 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."
noun: a number or quantity of related things dealt with as a unit
"He reserved a large block of seats."
noun: a rectangular area in a city surrounded by streets and usually containing several buildings
"He lives in the next block."
noun: (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."
noun: a three-dimensional shape with six square or rectangular sides
verb: prohibit the conversion or use of (assets)
verb: shape into a block or blocks
"Block the graphs so one can see the results clearly."
verb: shape by using a block
"Block a hat."
verb: be unable to remember
"You are blocking the name of your first wife!."
verb: interfere with or prevent the reception of signals
"Block the signals emitted by this station."
verb: impede the movement of (an opponent or a ball)
"Block an attack."
verb: support, secure, or raise with a block
"Block a plate for printing."
verb: block passage through
verb: render unsuitable for passage
"Block the way."
"Her arteries are blocked."
verb: stamp or emboss a title or design on a book with a block
"Block the book cover."
verb: shut out from view or get in the way so as to hide from sight
"The thick curtain blocked the action on the stage."
verb: interrupt the normal function of by means of anesthesia
"Block a nerve."
verb: run on a block system
verb: hinder or prevent the progress or accomplishment of
"His brother blocked him at every turn."
verb: stop from happening or developing
"Block his election."