fill-in 1 of 2

noun

ˈfil-ˌin How to pronounce fill-in (audio)
Definition of fill-innext
as in substitute
a person or thing that takes the place of another I'm just a fill-in, so I have no idea where office supplies are kept

Synonyms & Similar Words

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fill in

2 of 2

verb

1
as in to inform
to give information to my friend quickly filled me in on the portion of the movie that I had missed

Synonyms & Similar Words

Antonyms & Near Antonyms
2
as in to substitute
to serve as a replacement usually for a time only she's only filling in while the regular secretary is on vacation

Synonyms & Similar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of fill-in
Noun
Injury fill-in Jovo Lukic headed in a corner kick in the 21st minute for Bosnia-Herzegovina, which is making its second World Cup appearance after failing to advance out of group play in 2014. — John Wawrow, Hartford Courant, 12 June 2026 In 2022, the civil grand jury found evidence of mutual distrust between Cupertino City Council members and city staff, which led to a long line of resignations and fill-ins in the city manager’s position. — Nollyanne Delacruz, Mercury News, 11 June 2026
Verb
Use your phone to take a picture of that grocery run or dinner out, and the app fills in the price, category, labels and notes for you. — Sharon Wu, USA Today, 1 July 2026 Renderings submitted to the city show that Propco intends to fill in most of the sunken amphitheater with artificial turf to create a central lawn area that retains some of the existing steps. — Jennifer Van Grove, San Diego Union-Tribune, 1 July 2026 See All Example Sentences for fill-in
Recent Examples of Synonyms for fill-in
  1. substitute
  2. inform
  3. stand in
  4. replacement
  5. tell
  6. take over
  7. backup
  8. advise
Noun
  • There’s also no substitute for the sense of control, purpose, and fulfillment that comes from creating and executing a vision.
    — Naveen Jain, Fortune, 9 July 2026
  • Rohmer’s great literary achievement is twofold—artistic success and worldly failure—which gave rise to his cinema of substitute gratifications, second chances, and miraculous redemptions.
    — Richard Brody, New Yorker, 9 July 2026
Definition of substitute
Verb
  • Emergency responders arrived on the scene and were informed that the victim had been pulled by the current flowing through Sebonac Creek into the Great Peconic Bay, the statement said.
    — Megan Fahrney, ABC News, 6 July 2026
  • The company also informed members about 2026 premium changes through phone calls, text messages, regular mail, or email, Baiocchi said.
    — Susan Jaffe, NPR, 6 July 2026
Definition of inform
Verb
  • For many students, financial barriers stand in the way of educational opportunities and job training.
    — Sivan Hines, Hartford Courant, 9 July 2026
  • But shoppers who stand in its reflection can see themselves in a new light, wearing outfits without having to try them on.
    — Roy Stephen Canivel, Footwear News, 8 July 2026
Definition of stand in
Noun
  • But for all Regragui’s success, replacement Mohammed Ouahbi is even more closely aligned to the national team DNA, having been in charge of the victorious under-20s side prior to stepping up.
    — Chris Evans, Forbes.com, 9 July 2026
  • The lawsuit alleges the replacement tickets many fans were given by StubHub were worse than their original tickets.
    — Lily Wright, Los Angeles Times, 9 July 2026
Definition of replacement
Verb
  • During Murdaugh’s first status hearing on Monday, June 29, Judge Debra McCaslin did not rule on the DNA evidence, telling defense attorneys to clarify if the sample was viable.
    — Sarah Rumpf-Whitten, FOXNews.com, 5 July 2026
  • My parents tell stories about me sleeping through loud construction, alarms, and heavy knocks on my bedroom door.
    — Better Homes & Gardens, Better Homes & Gardens, 5 July 2026
Definition of tell
Verb
  • The deal is expected to be completed next summer, when the Morrison YMCA at 9405 Bryant Farms Road in Ballantyne would close and Moments of Hope would take over.
    — Charlotte Observer, Charlotte Observer, 10 July 2026
  • This family-run collection of hotels began in the 1960s when an Italian businessman took over a stunning property in Porto Ercole, previously a hangout for international socialites.
    — Megan Rose Murray, Condé Nast Traveler, 10 July 2026
Definition of take over
Noun
  • The Warriors already let backup point guard Pat Spencer walk to Phoenix.
    — Joseph Dycus, Mercury News, 6 July 2026
  • The Illinois Tollway plans to reduce backups at the congested nexus by adding lanes to northbound and southbound I-355 in the Downers Grove area as well as ramp improvements.
    — Marni Pike, Chicago Tribune, 5 July 2026
Definition of backup
Verb
  • Enterprises are advised to carefully evaluate these solutions based on ownership, cost, and enforcement, as the industry seeks to standardize this critical layer for AI agent deployment.
    — Janakiram MSV, Forbes.com, 6 July 2026
  • To minimize risks during outdoor work, the Occupational Safety and Health Administration (OSHA) advises incorporating frequent rest breaks in shaded or air-conditioned areas.
    — CA Weather Bot, Sacbee.com, 6 July 2026
Definition of advise

Browse Nearby Words

fillies
fill-in
fill in
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Cite this Entry

“Fill-in.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fill-in. Accessed 12 Jul. 2026.

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