If it's not one thing, it's another saying
Bad things keep happening in succession.
My car has run out of petrol, now the engine isn't working. If it's not one thing, it's another!
Today is such a bad day. If it’s not one thing, it’s another.
1. If you say enough bad things about someone, some of them will be believed.
2. Try many different ways or ideas, some of them will work.
Said when you are not sure whether one's intention to change a bad habit is true or not
To refer to a clear sign that something bad will probably occur.
to speak quietly so that other people cannot hear exactly what you are saying. (negative meaning: especially used with rude or unpleasant attitude)