to feel anxious or worried about something that is going to happen or may happen:
I've got an interview tomorrow and I'm dreading it.
dread doing something
I'm dreading going back to work.
dread somebody doing something
Tim dreaded his parents finding out.
I'm dreading that I'll be asked to make a speech.
dread the thought/prospect of (doing) something
He dreaded the prospect of being all alone in that house.
I dread to think what will happen if they get elected (=I think it will be very bad).