To know the drill informal verb phrase
To understand how something is done
You know the drill! Now let's get the job done!
I told him that I had known the drill, so he didn't have to tell me what to do.
To understand easily what someone is thinking or feeling
Be able to understand one's behaviour or character
To try to imagine how would you feel if you were in someone's else situation
Used to describe starting to understand or learn about something.
The verb "know" must be conjugated according to its tense.
A figurative use of the word "drill". Drills are, by nature, repetitive. Athletic drills normally include setting up a reasonably typical situation that may arise during a game and then performing it so the team can function like clockwork, with each performing their part automatically.