The Collaborative International Dictionary of English v.0.48:

Spawn \Spawn\, n. [[root]170. See Spawn, v. t.]
   1. The ova, or eggs, of fishes, oysters, and other aquatic
      animals.
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   2. Any product or offspring; -- used contemptuously.
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   3. (Hort.) The buds or branches produced from underground
      stems.
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   4. (Bot.) The white fibrous matter forming the matrix from
      which fungi.
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   Spawn eater (Zool.), a small American cyprinoid fish
      (Notropis Hudsonius) allied to the dace.
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