exactly.

You've got to be here at 9 on the dot or we won't make the train.

Usage notes: used mainly of time and in the form of the example

• save your breath
• save your own skin
• saving grace
• savoir-faire
• say a lot about
• say a lot about something
• say boo
• Say cheese!
• say enough is enough
• say goodbye to
• say goodbye to something
• say nothing of
• say nothing of something
• say piece
• say something to
• say something to yourself
• say that black is white
• say the least
• say the word
• say to
• say to yourself
• say uncle
• say when
• say your piece
• scale back