A+: Perfect cinematic fare. 100% enjoyable and a must-see for all!
A: Almost perfect and completely enjoyable. Something that you've got to see.
A-: An excellent movie with few flaws. The film is still great and wonderfully enjoyable.
B+: Enjoyable, worth watching, but missing something in order for it to get an A. A recommended view.
B: A good-hearted movie with several notable flaws. I enjoyed it, maybe you will too.
B-: Good intentions, but flawed cinematic fare. Still a fine flick that's overall enjoyable.
C+: The transition between good and bad. Flawed and mediocre. Some may find these films to be just great, others won't.
C: Pretty bad, possibly dull in spots. Many flaws are painfully obvious, but it has its moments.
C-: A terrible film plagued with unforgivable flaws. Not recommended.
D+: Very bad cinematic fare with only a smidgeon of redemption. Don't see it.
D: You'll be inclined to throw objects at the screen and feel like leaving the room. Completely awful!
D-: You may even want to throw chairs at the screen and yell R rated words at it. A devastated mess.
F: Failed in every aspect of a good film. You may turn into Mr. Hyde and shed the screen with your fingernails, it's so bad.