Here's what my movie rating represents:
10/10 - Outstanding film, a must see and expect this will never change
9/10 - Excellent film, always happy to rewatch
8/10 - Great film, one that I'll happily watch again
7/10 - Good film, one that I'll happily watch again
6/10 - Above-average film that I'd rewatch if in the right mood.
5/10 - Average film, would rewatch if suggested
4/10 - Below-average film, would rewatch it if someone else was desperate to.
3/10 - Mediocre film, highly unlikely to rewatch
2/10 - Disappointing film, won't rewatch it.
1/10 - Simply wasn't for me, won't rewatch
