Synonym: clog, hinder, lump, mass, obstruct, solid. Similar words: local, locate, location, blond, blow off, blow up, bloody, blow out. Meaning: [blɒk] 
n. 1. a solid piece of something (usually having flat rectangular sides) 2. a rectangular area in a city surrounded by streets and usually containing several buildings 3. a three-dimensional shape with six square or rectangular sides 4. a number or quantity of related things dealt with as a unit 5. housing in a large building that is divided into separate units 6. (computer science) a sector or group of sectors that function as the smallest data unit permitted 7. an inability to remember or think of something you normally can do; often caused by emotional tension 8. 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 9. a metal casting containing the cylinders and cooling ducts of an engine 10. an obstruction in a pipe or tube 11. a platform from which an auctioneer sells 12. the act of obstructing or deflecting someone's movements. v. 1. render unsuitable for passage 2. hinder or prevent the progress or accomplishment of 3. stop from happening or developing 4. interfere with or prevent the reception of signals 5. run on a block system 6. interrupt the normal function of by means of anesthesia 7. shut out from view or get in the way so as to hide from sight 8. stamp or emboss a title or design on a book with a block 9. obstruct 10. block passage through 11. support, secure, or raise with a block 12. impede the movement of (an opponent or a ball) 13. be unable to remember 14. shape by using a block 15. shape into a block or blocks 16. prohibit the conversion or use of (assets).
n. 1. a solid piece of something (usually having flat rectangular sides) 2. a rectangular area in a city surrounded by streets and usually containing several buildings 3. a three-dimensional shape with six square or rectangular sides 4. a number or quantity of related things dealt with as a unit 5. housing in a large building that is divided into separate units 6. (computer science) a sector or group of sectors that function as the smallest data unit permitted 7. an inability to remember or think of something you normally can do; often caused by emotional tension 8. 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 9. a metal casting containing the cylinders and cooling ducts of an engine 10. an obstruction in a pipe or tube 11. a platform from which an auctioneer sells 12. the act of obstructing or deflecting someone's movements. v. 1. render unsuitable for passage 2. hinder or prevent the progress or accomplishment of 3. stop from happening or developing 4. interfere with or prevent the reception of signals 5. run on a block system 6. interrupt the normal function of by means of anesthesia 7. shut out from view or get in the way so as to hide from sight 8. stamp or emboss a title or design on a book with a block 9. obstruct 10. block passage through 11. support, secure, or raise with a block 12. impede the movement of (an opponent or a ball) 13. be unable to remember 14. shape by using a block 15. shape into a block or blocks 16. prohibit the conversion or use of (assets). 
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91 The knife was stuck on the chopping block but she pulled it out with a jerk.
92 They knew they needed to block their enemy's supply lines .
93 Most of the road behind the hotel was screened by a block of flats.
94 She lives in a tower block on an estate in London.
95 Since they moved to this block, the two families have remained at daggers' drawn.
96 The British government used its veto to block the proposal.
97 He's got a mental block about names - he just can't remember them.
98 I have a mental block whenever I try to remember my password.
99 The main stumbling block to starting new research is that we lack qualified people.
100 She moved sharply across the room to block his exit.
101 A group of men suddenly emerged from a doorway and moved menacingly forward to block her way.
102 The new office block has become an expensive white elephant.
103 Those booking a block of seats get them at reduced rates.
104 You can always use opaque glass if you need to block a street view.
105 The new rules would effectively block protesters' attempts to assert their rights.
106 We got her a flat in the same block as ours.
107 They have accused the government of trying to block the free flow of information.
108 These are identical prints made from a wood - block.
109 This refrigerate doesn't seem to be very even. Just put a block of wood under its bottom.
110 No need to honk the horn under such a traffic block.
111 Do not leave bags lying around which could block the emergency exits.
112 $500 million worth of art will go on the block.
113 Residents were evacuated when fire broke out in a block of flats yesterday.
114 The conservative coalition could delay further reforms or block them altogether.
115 I got a complete mental block as soon as the interviewer asked me a question.
116 He went for/took a walk around the block,(www.Sentencedict.com) to get some air.
117 Block out the bottom of this picture when it is printed ; the balance of the page will be better.
118 I'll knock his block off if he tries anything with me!
119 The question of disarmament proved a major stumbling block to agreement.
120 He ran the last block to the White House with two cases of gear.