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hopper

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hopper


  4  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Jack  \Jack\,  n.  [F.  Jacques  James,  L.  Jacobus,  Gr  ?,  Heb.  Ya 
  'aq[=o]b  Jacob;  prop.,  seizing  by  the  heel;  hence  a 
  supplanter.  Cf  {Jacobite},  {Jockey}.] 
  1.  A  familiar  nickname  of  or  substitute  for  John. 
 
  You  are  John  Rugby,  and  you  are  Jack  Rugby.  --Shak. 
 
  2.  An  impertinent  or  silly  fellow;  a  simpleton;  a  boor;  a 
  clown;  also  a  servant;  a  rustic.  ``Jack  fool.'' 
  --Chaucer. 
 
  Since  every  Jack  became  a  gentleman,  There  's  many  a 
  gentle  person  made  a  Jack.  --Shak. 
 
  3.  A  popular  colloquial  name  for  a  sailor;  --  called  also 
  {Jack  tar},  and  {Jack  afloat}. 
 
  4.  A  mechanical  contrivance,  an  auxiliary  machine,  or  a 
  subordinate  part  of  a  machine,  rendering  convenient 
  service,  and  often  supplying  the  place  of  a  boy  or 
  attendant  who  was  commonly  called  Jack;  as: 
  a  A  device  to  pull  off  boots. 
  b  A  sawhorse  or  sawbuck. 
  c  A  machine  or  contrivance  for  turning  a  spit;  a  smoke 
  jack,  or  kitchen  jack. 
  b  (Mining)  A  wooden  wedge  for  separating  rocks  rent  by 
  blasting. 
  e  (Knitting  Machine)  A  lever  for  depressing  the  sinkers 
  which  push  the  loops  down  on  the  needles. 
  f  (Warping  Machine)  A  grating  to  separate  and  guide  the 
  threads;  a  heck  box. 
  g  (Spinning)  A  machine  for  twisting  the  sliver  as  it 
  leaves  the  carding  machine. 
  h  A  compact,  portable  machine  for  planing  metal. 
  i  A  machine  for  slicking  or  pebbling  leather. 
  k  A  system  of  gearing  driven  by  a  horse  power,  for 
  multiplying  speed. 
  l  A  hood  or  other  device  placed  over  a  chimney  or  vent 
  pipe,  to  prevent  a  back  draught. 
  m  In  the  harpsichord,  an  intermediate  piece 
  communicating  the  action  of  the  key  to  the  quill;  -- 
  called  also  {hopper}. 
  n  In  hunting,  the  pan  or  frame  holding  the  fuel  of  the 
  torch  used  to  attract  game  at  night;  also  the  light 
  itself  --C.  Hallock. 
 
  5.  A  portable  machine  variously  constructed,  for  exerting 
  great  pressure,  or  lifting  or  moving  a  heavy  body  through 
  a  small  distance.  It  consists  of  a  lever,  screw,  rack  and 
  pinion,  hydraulic  press,  or  any  simple  combination  of 
  mechanical  powers,  working  in  a  compact  pedestal  or 
  support  and  operated  by  a  lever,  crank,  capstan  bar,  etc 
  The  name  is  often  given  to  a  jackscrew,  which  is  a  kind  of 
  jack. 
 
  6.  The  small  bowl  used  as  a  mark  in  the  game  of  bowls. 
  --Shak. 
 
  Like  an  uninstructed  bowler  who  thinks  to  attain  the 
  jack  by  delivering  his  bowl  straight  forward  upon 
  it  --Sir  W. 
  Scott. 
 
  7.  The  male  of  certain  animals,  as  of  the  ass. 
 
  8.  (Zo["o]l.) 
  a  A  young  pike;  a  pickerel. 
  b  The  jurel. 
  c  A  large  California  rock  fish  ({Sebastodes 
  paucispinus});  --  called  also  {boccaccio},  and 
  {m['e]rou}. 
  d  The  wall-eyed  pike. 
 
  9.  A  drinking  measure  holding  half  a  pint;  also  one  holding 
  a  quarter  of  a  pint.  [Prov.  Eng.]  --Halliwell. 
 
  10.  (Naut.) 
  a  A  flag,  containing  only  the  union,  without  the  fly, 
  usually  hoisted  on  a  jack  staff  at  the  bowsprit  cap; 
  --  called  also  {union  jack}.  The  American  jack  is  a 
  small  blue  flag,  with  a  star  for  each  State. 
  b  A  bar  of  iron  athwart  ships  at  a  topgallant  masthead, 
  to  support  a  royal  mast,  and  give  spread  to  the  royal 
  shrouds;  --  called  also  {jack  crosstree}.  --R.  H. 
  Dana,  Jr 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
 
 
  Note:  The  meadow  or  green  grasshoppers  belong  to  the 
  {Locustid[ae]}.  They  have  long  antenn[ae],  large 
  ovipositors,  and  stridulating  organs  at  the  base  of  the 
  wings  in  the  male.  The  European  great  green  grasshopper 
  ({Locusta  viridissima})  belongs  to  this  family.  The 
  common  American  green  species  mostly  belong  to 
  {Xiphidium},  {Orchelimum},  and  {Conocephalus}. 
 
  2.  In  ordinary  square  or  upright  pianos  of  London  make  the 
  escapement  lever  or  jack,  so  made  that  it  can  be  taken  out 
  and  replaced  with  the  key;  --  called  also  the  {hopper.} 
  --Grove. 
 
  {Grasshopper  engine},  a  steam  engine  having  a  working  beam 
  with  its  fulcrum  at  one  end  the  steam  cylinder  at  the 
  other  end  and  the  connecting  rod  at  an  intermediate 
  point. 
 
  {Grasshopper  lobster}  (Zo["o]l.)  a  young  lobster.  [Local,  U. 
  S.] 
 
  {Grasshopper  warbler}  (Zo["o]l.),  cricket  bird. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Hopper  \Hop"per\,  n.  [See  1st  {Hop}.] 
  1.  One  who  or  that  which  hops. 
 
  2.  A  chute,  box,  or  receptacle,  usually  funnel-shaped  with  an 
  opening  at  the  lower  part  for  delivering  or  feeding  any 
  material,  as  to  a  machine;  as  the  wooden  box  with  its 
  trough  through  which  grain  passes  into  a  mill  by  joining 
  or  shaking,  or  a  funnel  through  which  fuel  passes  into  a 
  furnace,  or  coal,  etc.,  into  a  car 
 
  3.  (Mus.)  See  {Grasshopper},  2. 
 
  4.  pl  A  game.  See  {Hopscotch}.  --Johnson. 
 
  5.  (Zo["o]l.) 
  a  See  {Grasshopper},  and  {Frog  hopper},  {Grape  hopper}, 
  {Leaf  hopper},  {Tree  hopper},  under  {Frog},  {Grape}, 
  {Leaf},  and  {Tree}. 
  b  The  larva  of  a  cheese  fly. 
 
  6.  (Naut.)  A  vessel  for  carrying  waste,  garbage,  etc.,  out  to 
  sea,  so  constructed  as  to  discharge  its  load  by  a 
  mechanical  contrivance;  --  called  also  {dumping  scow}. 
 
  {Bell  and  hopper}  (Metal.),  the  apparatus  at  the  top  of  a 
  blast  furnace,  through  which  the  charge  is  introduced, 
  while  the  gases  are  retained. 
 
  {Hopper  boy},  a  rake  in  a  mill,  moving  in  a  circle  to  spread 
  meal  for  drying,  and  to  draw  it  over  an  opening  in  the 
  floor,  through  which  it  falls. 
 
  {Hopper  closet},  a  water-closet,  without  a  movable  pan,  in 
  which  the  receptacle  is  a  funnel  standing  on  a  draintrap. 
 
 
  {Hopper  cock},  a  faucet  or  valve  for  flushing  the  hopper  of  a 
  water-closet. 
 
  From  WordNet  r  1.6  [wn]: 
 
  hopper 
  n  1:  funnel-shaped;  contents  pass  by  gravity  into  a  receptacle 
  below 
  2:  a  machine  used  for  picking  hops  [syn:  {hop-picker}] 




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