Block

an obstruction in a pipe or tube

a platform from which an auctioneer sells

an inability to remember or think of something you normally can do; often caused by emotional tension

a metal casting containing the cylinders and cooling ducts of an engine

a rectangular area in a city surrounded by streets and usually containing several buildings

a number or quantity of related things dealt with as a unit

a solid piece of something (usually having flat rectangular sides)

(computer science) a sector or group of sectors that function as the smallest data unit permitted

housing in a large building that is divided into separate units

the act of obstructing or deflecting someone's movements

a three-dimensional shape with six square or rectangular sides

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

render unsuitable for passage

shut out from view or get in the way so as to hide from sight

interfere with or prevent the reception of signals

obstruct

impede the movement of (an opponent or a ball)

hinder or prevent the progress or accomplishment of

be unable to remember

interrupt the normal function of by means of anesthesia

support, secure, or raise with a block

run on a block system

shape by using a block

shape into a block or blocks

stamp or emboss a title or design on a book with a block

prohibit the conversion or use of (assets)

stop from happening or developing

block passage through