When "have" expresses the meaning of "possess",it equal to "have got".
For example:
This sock has (got) a hole in it.
This room has (got) four windows.
But in the sentence below,it cann't be replaced by "have got":
They had a good time at the party.
its meaning is:to enjoy or suffer;experence,often as part of a group
At this viewpoint,"have" is a unversal word.for example:have meal,have letter,have a look,have it...
We can view these in LONGMAN dictionary.p701-702