oops fuck just means you fucked up, probably moderately bad.
Oops fuck i just tripped over my dog.
An expression when you are so shooketh to the core and gagged that it is the only appropriate response.
You did not just say that... And I FUCKING OOP!!!!!
Wtf did you just say? Bitch and I fucking OOP!!!
Oooooo that was awkward.. And I FUCKING OOP!!