it's five o'clock somewhere

all it's cracked up to be

As good as claims or reputation would suggest.

bat five hundred

To be successful half of the time; to have a success rate of 50%.

count to five

Synonym of count to ten.

drinks o'clock

The time to begin social drinking.

five will get you ten

I strongly believe.

get one's butt somewhere

Go somewhere, especially quickly.

gimme a five

A request to receive a high five.

if it's all the same

If it makes no difference; if nobody minds; if it doesn't bother anyone.