You know what it looks like… but what is it called?
TAKE THE QUIZ“time on”
The following 2 entries include the term time on.
time on target
: a concentration of artillery fire on a target in which the time of firing by each unit participating is so regulated that all the projectiles reach the target simultaneously
time on one's hands
idiom: time when one is not busy
Love words? Need even more definitions?
Merriam-Webster unabridged