Definition of "piffle" [pif•fle]

• To talk or act feebly or futilely. (verb-intransitive)
• Foolish or futile talk or ideas; nonsense. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "He uses the word piffle but he doesn't sheet it home to a person, he refers to the statement itself, which is piffle, after all."
• "In his speech Cameron will resurrect his claim - once described by the London mayor, Boris Johnson, as "piffle" - that society is "broken"."
• "While we read these feeble arguments, which the newspapers would call piffle, how can we escape the conviction that evolution is in desperate need of argument?"