fill–in

play
noun \ˈfil-ˌin\

Definition of fill–in

  1. :  someone or something that fills in

1917

First Known Use of fill–in

1917


FILL–IN Defined for English Language Learners

fill–in

play
noun \ˈfil-ˌin\

Definition of fill–in for English Language Learners

  • : someone who takes the place of another person who is away for a short time : someone who fills in for someone else

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a rounded knoll or a ridge of ice

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