Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • transitive verb To fill with astonishment and perplexity; confound. synonym: surprise.

from The Century Dictionary.

  • noun See dumfound, dumfounder.

from the GNU version of the Collaborative International Dictionary of English.

  • verb same as dumfound.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • verb To confuse and bewilder; to leave speechless.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • verb be a mystery or bewildering to

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[dumb + (con)found.]

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