fill in

verb

Definition of fill in

  1. transitive verb
  2. 1 :  to enrich (as a design) with detail

  3. 2 :  to give necessary or recently acquired information to I'll fill you in

  4. intransitive verb
  5. :  to fill a vacancy usually temporarily interns filled in for regular staffers

Examples of fill in in a sentence

  1. my friend quickly filled me in on the portion of the movie that I had missed

  2. she's only filling in while the regular secretary is on vacation

1840

First Known Use of fill in

1840



Seen and Heard

What made you want to look up fill in? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

a frightening dream

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • manet-jeanne-spring
  • Which is a synonym of chaffer?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!