Definition of who'da in US English:

who'da

(also whoda)

contraction

informal
  • Who would have.

    ‘who'da thunk he could do that?’
    • ‘4 - 3 - 1 now for Arsenal: who'da thunk it?’
    • ‘Either the people-carrier classes don’t like the taxman snaffling their children’s inheritance (who’da thunk it, they’re not so daft after all) or — just as likely — they are natural wet conservatives.’
    • ‘After all, who'da thunk Danse Macabre would be unexpectedly reincarnated after a quarter century's silence?’
    • ‘In a country not much bigger in size than Colorado, who'da thunk it?’
    • ‘Who'da thunk that men buying diapers after work on Fridays were also picking up six-packs of beer?’

Pronunciation

who'da

/ˈho͞odə/