I have already had my period and was put on metronidazol and started to spot what does that mean
Popped: burst, split, broke open, fired, discharged
If there is blood coming out of your vagina even though your not on your period, it probaly means that your about to get it or you already have it but your not really sure you have it
Macbeth (in Macbeth) uses this phrase to explain the sudden disappearence of the witches, like they popped like bubbles. It's a famous phrase, an idiom already.
It means you are either having a very light period already, or it is still coming.
If it's your starting your period for the first time it means that you should start you real period soon. If you already started your period it could mean nothing. Sometimes due to temperature you spot instead of having your period. This also occurs if your very thin.
Depends on the context, but normally "arrested"
If you've ever had sex