Definition of block verb from the Oxford Advanced Learner's Dictionary

      

    block

     verb
    verb
    BrE BrE//blɒk//
     
    ; NAmE NAmE//blɑːk//
     
    Verb Forms present simple I / you / we / they block
    BrE BrE//blɒk//
     
    ; NAmE NAmE//blɑːk//
     
    he / she / it blocks
    BrE BrE//blɒks//
     
    ; NAmE NAmE//blɑːks//
     
    past simple blocked
    BrE BrE//blɒkt//
     
    ; NAmE NAmE//blɑːkt//
     
    past participle blocked
    BrE BrE//blɒkt//
     
    ; NAmE NAmE//blɑːkt//
     
    -ing form blocking
    BrE BrE//ˈblɒkɪŋ//
     
    ; NAmE NAmE//ˈblɑːkɪŋ//
     
    Motoring problems and accidents
     
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  1. 1  block something to stop something from moving or flowing through a pipe, a passage, a road, etc. by putting something in it or across it After today's heavy snow, many roads are still blocked. a blocked sink See related entries: Motoring problems and accidents
  2. 2  block the/somebody’s way, exit, view, etc. to stop somebody from going somewhere or seeing something by standing in front of them or in their way One of the guards moved to block her path. An ugly new building blocked the view from the window. His way was blocked by two large bouncers.
  3. 3  block something to prevent something from happening, developing or making progress The proposed merger has been blocked by the government.
  4. 4block something to stop a ball, blow, etc. from reaching somewhere by moving in front of it His shot was blocked by the goalie.
  5. Word Origin Middle English (denoting a log or tree stump): from Old French bloc (noun), bloquer (verb), from Middle Dutch blok, of unknown ultimate origin.Extra examples Black clouds had completely blocked out the sun. Don’t block up the corridor with all these boxes. One of the men moved to block their path. The exit was blocked with beer crates. The group has moved to block the government’s proposals. The new rules would effectively block protesters’ attempts to assert their rights. The old route is completely blocked off. A court ruling blocked the plans to develop the area. A large delivery van was almost blocking the narrow street. After today’s heavy snow, many roads are still blocked. Fat that is poured down the sink will block the drain. He accused the French of trying to block the agreement. He found that the pipe was partially blocked with leaves. She had her back to the door, blocking his exit. Terry’s shot was blocked by the goalie. The local mayor is seeking to block the dumping of waste in the area. We learned some basic punching and blocking techniques. Phrasal Verbsblock in somebodyblock somethinginblock somethingoffblock somethingoutblock somethingup
See the Oxford Advanced American Dictionary entry: block