clock-watcher
clock-watcher · clock-watchers
A person who is eager for time to pass, especially when faced with an undesirable taskA person who is eager for time to pass (e.g., at work or school), especially when faced with an undesirable task.
Meaning
1 sensesA person who is eager for time to pass (e.g., at work or school), especially when faced with an undesirable task.
The teacher had a heart-to-heart talk with the student who was a clock-watcher, stressing the importance of putting his mind to his schoolwork.