'dumbfounding' definitions:

Definition of 'dumbfounding'

(from WordNet)
adjective
Bewildering or striking dumb with wonder [syn: astounding, dumbfounding, dumfounding]

Definition of 'dumbfounding'

From: GCIDE
  • dumbfounding \dumbfounding\ adj. causing astonishment. [Narrower terms: {incredible (vs. credible), unbelievable}]
  • Syn: astonishing, astounding, dumfounding. [WordNet 1.5]

Words containing 'dumbfounding'