Butterbump definitions

Butterbump

• (n.) The European bittern.
Found on http://thinkexist.com/dictionary/meaning/butterbump/

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Butterbump

But'ter·bump` noun [ Middle English buttur the bittern + 5th bump .] (Zoology) The European bittern. Johnson.
Found on http://www.encyclo.co.uk/webster/B/118

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