dot the i and cross the t
ensure that all details are correct – informal
RELATED IDIOMS :
on the dot
exactly on time – informal
The dot referred to is that appearing on a clock face to mark the hour.
1998 - Oldie - The Conditions of Sale state that the buyer has to pay the auctioneer on the dot.
the year dot
a very long time ago – British informal
1998 - Spectator - From the year dot there has been an uneasy relationship between press and police.
dot the i and cross the t :
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