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
Relevance
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
Examples Sentences
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Recent Examples of fill-in
Nick Ashbourne, The Athletic, 16 Dec. 2024
Killian O’Connor, the likely fill-in at center, played just 33 snaps this season and 54 last season, while freshmen Tobias Raymond (84 snaps) and Justin Tauanuu (16) likely will compete for right tackle in place of Mason Murphy, who entered the portal.
—Ryan Kartje, Los Angeles Times, 13 Dec. 2024
Raechal Shewfelt, EW.com, 7 Jan. 2025
While Christensen filled in for Mays in an overtime win over the Arizona Cardinals in Week 16, the veteran’s future in the lineup was left open-ended, if not underwhelming, as a backup.
—Mike Kaye, Charlotte Observer, 7 Jan. 2025
See all Example Sentences for fill-in 
Noun
The fill-in defenceman also teed up a couple of heavy shots, but Devon Levi was equal to the challenge.
—Nick Ashbourne, The Athletic, 16 Dec. 2024
Killian O’Connor, the likely fill-in at center, played just 33 snaps this season and 54 last season, while freshmen Tobias Raymond (84 snaps) and Justin Tauanuu (16) likely will compete for right tackle in place of Mason Murphy, who entered the portal.
—Ryan Kartje, Los Angeles Times, 13 Dec. 2024
Verb
On Monday, Kotb and cohost Jenna Bush Hager announced the first group of celebrity pals who will fill in as temporary hosts on Today's fourth hour, which is being rechristened Today With Jenna & Friends.
—Raechal Shewfelt, EW.com, 7 Jan. 2025
While Christensen filled in for Mays in an overtime win over the Arizona Cardinals in Week 16, the veteran’s future in the lineup was left open-ended, if not underwhelming, as a backup.
—Mike Kaye, Charlotte Observer, 7 Jan. 2025
See all Example Sentences for fill-in
Recent Examples of Synonyms for fill-in
Noun
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In terms of a substitute striking so rapidly, the first comparison that came to mind was Nicklas Bendtner for Arsenal against Tottenham Hotspur in 2007.Phil Hay, The Athletic, 15 Jan. 2025
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Nutritional yeast, nuts and seeds, whole grains, and dairy substitutes can also provide a variety of essential vitamins and minerals.Merve Ceylan, Health, 14 Jan. 2025
Verb
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Third, CFOs’ (non) responses to these eight questions will swiftly inform boards if AI readiness is serious, a passing curiosity or simply procrastinating lip service.Noah Barsky, Forbes, 6 Jan. 2025
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The evolution of that early interest later informed his interest in the physics of flight and the significance of the curvature of a plane’s wings, both of which are key components in the case defending his accomplishments.Jake Goodrick, Sacramento Bee, 6 Jan. 2025
Verb
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Some riders will end up standing in the vestibules and aisles.Larry Penner, New York Daily News, 12 Jan. 2025
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Big Kenny has been relatively low-key about his political views, standing in contrast to his bandmate, who has been an outspoken supporter of Trump and conservative stances over the years.Daniel R. Depetris, Newsweek, 11 Jan. 2025
Noun
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Key stats Minnesota’s replacement LT Cam Robinson has allowed eight sacks in 10 games, and gave up nine pressures against the Lions in Week 18.Jacob Robinson, The Athletic, 10 Jan. 2025
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Built by L3Harris, it’s funded by the Air Force Research Laboratory and potential replacement technology for GPS. USSF-106 is the 2nd of two NSSF Phase 2 contracts awarded to ULA in 2020 originally targeting a launch by the fourth quarter of fiscal year 2022 (FY22).Richard Tribou, Orlando Sentinel, 9 Jan. 2025
Verb
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Gaza war talks on cusp of cease-fire, hostage deal A round of Gaza cease-fire talks will be held in Doha, Qatar, on Tuesday morning to finalise remaining details related to the deal, an official briefed on the negotiations told Reuters on Monday.Nicole Fallert, USA TODAY, 14 Jan. 2025
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After each fight, a film tells a history: steamy Aztec jungles, pueblas and markets, scenes of battle and revolution, all building toward a futuristic cityscape meant to show what Mexico could become.Jack Crosbie, Rolling Stone, 14 Jan. 2025
Verb
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More than half of U.S. voters in a new survey don’t support the U.S. taking over Greenland, a prospect President-elect Trump has entertained publicly in recent weeks.Sarah Fortinsky, The Hill, 15 Jan. 2025
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Knobloch, a former executive at Warner Bros. France, took over from Pierre Lescure as the first-ever female president of the Cannes festival in 2023.Scott Roxborough, The Hollywood Reporter, 15 Jan. 2025
Noun
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He was mostly used as a viable backup but started five of his 74 appearances.Ryan Gaydos, Fox News, 8 Jan. 2025
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Almost every playoff spot already had been locked up before Week 18 began or, in the case of the Denver Broncos playing the Kansas Chiefs’ backups, was a near certainty.Derrik Klassen, The Athletic, 8 Jan. 2025
Verb
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The public is advised to wash hands often and avoid coming into contact with those infected with HMPV, if possible.Michael Bartiromo, The Hill, 6 Jan. 2025
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These services include research, analysis, advising, consulting, benchmarking, acquisition matchmaking and video and speaking sponsorships.Anshel Sag, Forbes, 6 Jan. 2025
Thesaurus Entries Near fill-in
Cite this Entry
“Fill-in.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fill-in. Accessed 20 Jan. 2025.
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