to knock on the head

1 definition found

to knock on the head - Collaborative International Dictionary of English v.0.48 :

  Knock \Knock\ (n[o^]k), v. t.
     1. To strike with something hard or heavy; to move by
        striking; to drive (a thing) against something; as, to
        knock a ball with a bat; to knock the head against a post;
        to knock a lamp off the table.
        [1913 Webster]
  
              When heroes knock their knotty heads together.
                                                    --Rowe.
        [1913 Webster]
  
     2. To strike for admittance; to rap upon, as a door.
        [1913 Webster]
  
              Master, knock the door hard.          --Shak.
        [1913 Webster]
  
     3. To impress strongly or forcibly; to astonish; to move to
        admiration or applause. [Slang, Eng.]
        [Webster 1913 Suppl.]
  
     4. To criticise; to find fault with; to disparage. "Don't
        knock it if you haven't tried it."
        [PJC]
  
     To knock in the head, or To knock on the head, to stun or
        kill by a blow upon the head; hence, to put am end to; to
        defeat, as a scheme or project; to frustrate; to quash.
        [Colloq.] -- To knock off.
        (a) To force off by a blow or by beating.
        (b) To assign to a bidder at an auction, by a blow on the
            counter.
        (c) To leave off (work, etc.). [Colloq.] -- To knock out
     , to force out by a blow or by blows; as, to knock out
        the brains.
  
     To knock up.
        (a) To arouse by knocking.
        (b) To beat or tire out; to fatigue till unable to do
            more; as, the men were entirely knocked up. [Colloq.]
            "The day being exceedingly hot, the want of food had
            knocked up my followers." --Petherick.
        (c) (Bookbinding) To make even at the edges, or to shape
            into book form, as printed sheets.
        (d) To make pregnant. Often used in passive, "she got
            knocked up". [vulgar]