The DICT Development Group

  Hop \Hop\, n. [OE. hoppe; akin to D. hop, hoppe, OHG. hopfo, G.
     hopfen; cf. LL. hupa, W. hopez, Armor. houpez, and Icel.
     humall, SW. & Dan. humle.]
     1. (Bot.) A climbing plant ({Humulus Lupulus), having a
        long, twining, annual stalk. It is cultivated for its
        fruit (hops).
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     2. The catkin or strobilaceous fruit of the hop, much used in
        brewing to give a bitter taste.
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     3. The fruit of the dog-rose. See Hip.
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     Hop back. (Brewing) See under 1st Back.
  
     Hop clover (Bot.), a species of yellow clover having heads
        like hops in miniature ({Trifolium agrarium, and
        Trifolium procumbens).
  
     Hop+flea+(Zool.),+a+small+flea+beetle+({Haltica+concinna">Hop flea (Zool.), a small flea beetle ({Haltica concinna),
        very injurious to hops.
  
     Hop+fly+(Zool.),+an+aphid+({Phorodon+humuli">Hop fly (Zool.), an aphid ({Phorodon humuli), very
        injurious to hop vines.
  
     Hop froth fly (Zool.), an hemipterous insect ({Aphrophora
        interrupta), allied to the cockoo spits. It often does
        great damage to hop vines.
  
     Hop hornbeam (Bot.), an American tree of the genus Ostrya
        ({Ostrya Virginica) the American ironwood; also, a
        European species ({Ostrya vulgaris).
  
     Hop+moth+(Zool.),+a+moth+({Hypena+humuli">Hop moth (Zool.), a moth ({Hypena humuli), which in the
        larval state is very injurious to hop vines.
  
     Hop picker, one who picks hops.
  
     Hop pole, a pole used to support hop vines.
  
     Hop tree (Bot.), a small American tree ({Ptelia
        trifoliata), having broad, flattened fruit in large
        clusters, sometimes used as a substitute for hops.
  
     Hop vine (Bot.), the climbing vine or stalk of the hop.
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