on the dot
Definition of on the dot
: exactly at a particular time She arrived at 3 o'clock on the dot. I expect you to be here on the dot of 5.
Word by Word Definitions
: a small spot : speck
: a small round mark: such as
: a small point made with a pointed instrument
: to mark with a dot
: to intersperse with dots or objects scattered at random
: to make a dot
Seen and Heard
What made you want to look up on the dot? Please tell us where you read or heard it (including the quote, if possible).