go without phrasal verb ( see also ↑ go )
1 . go without (something) to not have something that you usually have:
I like to give the children what they want even if I have to go without.
It is possible to go without food for a few days.
2 . it goes without saying (that) used to say that something is so clearly true that it does not need to be said:
The Internet, too, it goes without saying, is a good source of information.