shaggy dog

Variant of shaggy dog (story)

a long, rambling joke, typically involving ludicrously unreal or irrational behavior and usually having an irrelevant conclusion

Origin: from such an anecdote involving a shaggy dog

Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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