Definition of oopsie in English:

oopsie

exclamation

(also oopsy)
informal
  • Used to show recognition of a mistake or minor accident, often as part of an apology.

    • ‘oopsie, our mistake!’

Pronunciation

oopsie

/ˈo͞opsē/ /ˈupsi/ /ˈo͝opsē/ /ˈʊpsi/

nounplural noun oopsies

(also oopsy)
informal
  • A minor mistake or accident.

    • ‘we've fixed our oopsie’

Pronunciation

oopsie

/ˈo͞opsē/ /ˈupsi/ /ˈo͝opsē/ /ˈʊpsi/

Origin

1950s perhaps shortened from oopsy-daisy, or perhaps from oops + -y.