Definition of for once or this once in English:

for once (or this once)

On this occasion only, as an exception: I hope you’ll forgive me this once
More example sentences
  • The day stayed dry and the sun shone occasionally, and for once there were only a few spots of rain.
  • They're calling it the deal of all deals, and for once you can forgive the hyperbole.
  • But just this once, just for a few moments today I felt socially useful.
See parent entry: once

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day bouffant
Pronunciation: ˈbuːfɒ̃
styled to stand out in a rounded shape...