person 1: are you sure that it's supposed to rain today? person 2: i am birth control positive that the weather man said to expect rain all weekend
it's a percentage of positive-ness when you are not quite 100% sure but you are about 95-99% sure about something
"person 1: are you sure that it's supposed to rain today? person 2: i am birth control positive that the weather man said to expect rain all weekend" What is the definition of "birth control positive"?