from Wiktionary, Creative Commons Attribution/Share-Alike License
- interj. Acknowledging a mistake.
Sorry, no etymologies found.
Now, I've been asked many times how a whoops-a-daisy like this can happen, and I'll tell you what I think ...
Here I am leading that process for the last couple of months and whoops-a-daisy I am shown up to have made a mistake.
A deep chuckle and then a cry of "whoops-a-daisy!" from the nurse is top of my list of Things I Don't Want To Hear When I'm Having a Smear Test.
This is as bad as "whoops-a-daisy" in response to being caught with one's snout in the trough.
So there you are about to start up your boat when whoops-a-daisy, you drop your keys in the water.