Definition of "dumfound" []

• Variant of dumbfound. (verb)

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.

• "For him it was no new conviction that his presence in any part of the world, from Africa to the steppes of Muscovy alike, was enough to dumfound people and impel them to insane self-oblivion."
• "Books were written on the ethics of the game; experts came to the front; ping pong weeklies and monthlies were founded, to dumfound the masses, and the very air vibrated with the "ping" and the "pong.""
• "If her idea had been utterly to dumfound the unsuspecting professor, she succeeded admirably."