know the score
to understand a situation and all the good and bad features about it

[TahlilGaran] Dictionary of Contemporary English ▲

know the score
[informal]
to know all the important facts in a situation, especially the unpleasant ones.
You know the score - no payment until after the article is published.

[TahlilGaran] English Idioms Dictionary ▲

know the score
know the facts (about life or something)
The man doesn't know the score about what is going on at his company.

The new secretary doesn't really know the score about how the company operates.

[TahlilGaran] English Idioms Dictionary ▲

know the score
See: THE SCORE.

[TahlilGaran] English Idioms Dictionary ▲