to plug in

to plug in 맞추다

Basically it means to fit something into your schedule your lifestyle.

e.g ) why don’t you get married. I cannot plug in a marriage into my life./ 

You need to plug in some vegetables.

A: I'm getting fat.

B: You need to plug in an hour a day of exercise.

A: Ugh... I'm too lazy.

B: Then enjoy your fatness!

A: 나 점점 뚱뚱해져가!

B: 너 하루 중 한 시간정도는 운동할 필요가 있어!

A: 아.. 난 너무 게으르다구.

B: 그럼 뚱뚱함을 누리던가!