Meaning

• A substantial, often approximately cuboid, piece of any substance.

  "a block of ice"

• A chopping block; cuboid base for cutting or beheading.

  "Anne Boleyn placed her head on the block and awaited her execution."

• A group of urban lots of property, several acres in extent, not crossed by public streets.

  "I'm going for a walk around the block."

• A residential building consisting of flats.

  "a block of flats"

• The distance from one street to another in a city that is built (approximately) to a grid pattern.

  "The place you are looking for is two long blocks east and one short block north."

• Interference or obstruction of cognitive processes.

• The human head.

  "I'll knock your block off!"

• A wig block: a simplified head model upon which wigs are worn.

• A mould on which hats, bonnets, etc., are shaped.

• A set of sheets (of paper) joined together at one end.

  "a block of 100 tickets"

• A logical data storage unit containing one or more physical sectors (see cluster).

• A region of code in a program that acts as a single unit, such as a function or loop.

• A fixed-length group of bits making up part of a message.

• A case with one or more sheaves/pulleys, used with ropes to increase or redirect force, for example, as part of the rigging of a sailing ship.

• A portion of a macromolecule, comprising many units, that has at least one feature not present in adjacent portions.

• Something that prevents something from passing.

  "There's a block in the pipe that means the water can't get through."

• An action to interfere with the movement of an opposing player or of the object of play (ball, puck).

• A shot played by holding the bat vertically in the path of the ball, so that it loses momentum and drops to the ground.

• A defensive play by one or more players meant to deflect a spiked ball back to the hitter’s court.

• A joined group of four (or in some cases nine) postage stamps, forming a roughly square shape.

• A section of split logs used as fuel.

• Solitary confinement.

• A cellblock.

• The perch on which a bird of prey is kept.

• A piece of hard wood on which a stereotype or electrotype plate is mounted.

• A blockhead; a stupid fellow; a dolt.

• A section of a railroad where the block system is used.

• The position of a player or bat when guarding the wicket.

• A blockhole.

• The popping crease.

• A discrete group of vines in a vineyard, often distinguished from others by variety, clone, canopy training method, irrigation infrastructure, or some combination thereof.

Meaning

• To fill (something) so that it is not possible to pass.

  "The pipe is blocked."

• To prevent (something or someone) from passing.

  "You're blocking the road – I can't get through!"

• To prevent (something from happening or someone from doing something).

  "His plan to take over the business was blocked by the boss."

• To impede an opponent.

  "He blocked the basketball player's shot."

• To specify the positions and movements of the actors.

  "It was very difficult to block this scene convincingly."

• To hit with a block.

• To play a block shot.

• To disable communication via telephone, instant messaging, etc., with an undesirable someone.

  "I tried to send you a message, but you've blocked me!"

• To wait.

  "When the condition expression is false, the thread blocks on the condition variable."

• To stretch or mould (a knitted item, a hat, etc.) into the desired shape.

  "I blocked the mittens by wetting them and pinning them to a shaped piece of cardboard."

• To shape or sketch out roughly.