sea slug

4 definitions found

sea slug - Collaborative International Dictionary of English v.0.48 :

  Sea slug \Sea" slug`\ (Zool.)
     (a) A holothurian.
     (b) A nudibranch mollusk.
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  Slug \Slug\, n. [OE. slugge slothful, sluggen to be slothful;
     cf. LG. slukk low-spirited, sad, E. slack, slouch, D. slak,
     slek, a snail.]
     1. A drone; a slow, lazy fellow; a sluggard. --Shak.
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     2. A hindrance; an obstruction. [Obs.] --Bacon.
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     3. (Zool.) Any one of numerous species of terrestrial
        pulmonate mollusks belonging to Limax and several related
        genera, in which the shell is either small and concealed
        in the mantle, or altogether wanting. They are closely
        allied to the land snails.
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     4. (Zool.) Any smooth, soft larva of a sawfly or moth which
        creeps like a mollusk; as, the pear slug; rose slug.
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     5. A ship that sails slowly. [Obs.] --Halliwell.
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              His rendezvous for his fleet, and for all slugs to
              come to, should be between Calais and Dover.
                                                    --Pepys.
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     6. [Perhaps a different word.] An irregularly shaped piece of
        metal, used as a missile for a gun.
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     7. (Print.) A thick strip of metal less than type high, and
        as long as the width of a column or a page, -- used in
        spacing out pages and to separate display lines, etc.
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     Sea slug. (Zool.)
        (a) Any nudibranch mollusk.
        (b) A holothurian.
  
     Slug caterpillar. Same as Slugworm.
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  Trepang \Tre*pang"\, n. [Malay tr[imac]pang.] (Zool.)
     Any one of several species of large holothurians, some of
     which are dried and extensively used as food in China; --
     called also b[^e]che de mer, sea cucumber, and sea slug
     . [Written also tripang.]
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     Note: The edible trepangs are mostly large species of
           Holothuria, especially Holothuria edulis. They are
           taken in vast quantities in the East Indies, where they
           are dried and smoked, and then shipped to China. They
           are used as an ingredient in certain kinds of soup.
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sea slug - WordNet (r) 2.1 (2005) :

  sea slug
      n 1: any of various marine gastropods of the suborder
           Nudibranchia having a shell-less and often beautifully
           colored body [syn: sea slug, nudibranch]