Act as a substitute for someone when they are unable to do their job: my producer will have to have someone standing by to fill in for me
More example sentences
- With Brooks absent because of a knock, the little-used Frost filled in at left-back.
- In the absence of first-hand testimony, conjecture fills in.
- Marky Ramone fills in on drums and former Black Flag member Dez Cadena slings guitar.