Summary
The quote "Oh rat's!" is an expression of frustration or disappointment. It conveys a sense of annoyance or despair similar to exclaiming "Oh no!" or "Oh no, not again!" It implies encountering a setback or unwanted situation, perhaps implying that one has become tired of dealing with obstacles or challenges that keep repeating. The quote can be used playfully or humorously to express mild annoyance or used sincerely to convey genuine frustration in various situations.