1. A sarcastic phrase used when you are obviously annoyed at the comment and/or subject a person is talking about. Generally said in a sarcastic tone and in a way that even the biggest idiot will understand that in no way do you believe that the comment was actually cute.
Annoying friend who never shuts up about his/her boy/girlfriend says: "Oh my gosh so we were together and he hugged me!"
You say in a sarcastic tone: "Oh, That's Cute."