Fall Behind - unable to keep up; to be late
- We do not want to fall behind on your rent.
- My sister is going to fall behind her class. She does not like to learn.
- We must not fall behind in English.
- My father never falls behind on his bills.
- I do not want to fall behind on my work.
- We are going to fall behind in the race.
- Did you fall behind on your car payments.