even the score

four score and seven years ago

Used (sometimes sarcastically) to indicate that a past event being mentioned is particularly important: a long time ago; many years ago.

go off at score

To break suddenly into a gallop.

know the score

To be aware of a situation, especially of the consequences of misconduct.

no score

In a sporting event, a score of zero to zero.

score off

To defeat (especially in an argument), get the better of, achieve a success over, gain an advantage or win points over, make a point to the detriment or at the expense of, make appear foolish. Sometimes with particle on (someone).

settle a score

To even the score.

three score and ten

Seventy, being the number of years in a full lifetime of traditionally-expected duration.