Dot your i’s and cross your t’s
verb phrase
To pay careful attention to small details.
Before signing the contract, be sure to dot your i's and cross your t's.
Often appears as...
it's time to dot your i's and cross your t's
make sure to dot your i's and cross your t's
Usage tips
Idiomatic
Idiomatic
Definition 1 of 1
Pro Tip 1/3Detail Oriented
The phrase implies being meticulous and thorough in your work. 
For your science project, dot your i’s and cross your t’s to ensure accuracy.
Pro Tip 2/3Final Checks
It's often used as a reminder for last-minute reviews before finalizing something. 
Dot your i's and cross your t's before submitting your application.
Pro Tip 3/3Professional Attitude
The phrase suggests a professional approach, paying attention to what might seem trivial but is important. 
A good accountant will dot their i’s and cross their t’s.