Definition of fill in in English:

fill in

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.
Synonyms
substitute, deputize, stand in, cover, provide cover, take over, act, act as deputy, act as stand-in, sit in, act as understudy, understudy, be a proxy, act as locum tenens; take the place of
North American informal pinch-hit
See parent entry: fill

Definition of fill in in:

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