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Definitions

fill in

[fil-in] / ˈfɪlˌɪn /


VERB
act as substitute
Synonyms
Antonyms
WEAK
leave blank


fill-in


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

And what positions should they fill in the lineup?

From The Wall Street Journal Aug. 28, 2026

A remarkably rare fossil studied by University of Oklahoma paleontologists is now helping fill in part of that missing picture.

From Science Daily Aug. 21, 2026

The rest of the cast were more than happy to help fill in the gaps; Ramsey says younger co-stars discussed songs and nights out.

From BBC Aug. 15, 2026

Yet many companies have been waiting for the Treasury Department and IRS to fill in the blanks on the rules for contributions from employers and employees.

From MarketWatch Aug. 14, 2026

I never realized how much was lacking from my relationship with her until Lucy wasn’t here to fill in the gaps.

From "Dumplin'" by Julie Murphy

Hired as the town’s fill-in sheriff—his predecessor having been found dead in his underwear, in the snow, holding a fly rod and an ice auger—Ulysses Richardson does his best to maintain discipline on the force.

From The Wall Street Journal Aug. 13, 2026

When their All-Star forward Jalen Williams suffered a hamstring injury, they had an appropriate fill-in to call upon: a backup big man named, coincidentally, Jaylin Williams.

From The Wall Street Journal May 7, 2026

Cummins may return for the second Test, and for now Scott Boland is a capable fill-in with an outstanding record in Australia.

From BBC Nov. 5, 2025

He had little knowledge of weather when he was first hired by the station to do weather reports as a fill-in.

From Los Angeles Times Oct. 23, 2025

This one was a last-minute fill-in for a famous violinist who’d gone down with the flu.

From "Goodbye Stranger" by Rebecca Stead

So last winter they felt comfortable trading Mark Delgado and Gastón Brugman, the two most likely fill-ins for Puig, largely to fit their payroll under the MLS salary cap.

From Los Angeles Times Jan. 6, 2026

Maxwell noted that his work had been covered by knowledgeable fill-ins from out of state.

From Salon Jul. 24, 2025

In one sense, Stewart is the latest in a line of celebrity fill-ins who have hosted “The Daily Show” since Trevor Noah left in December 2022.

From New York Times Feb. 13, 2024

McAvoy was one of three regulars on the blue line that the Bruins didn’t have, making the performance of fill-ins like rookie Lohrei even more impressive.

From Washington Times Nov. 3, 2023

The conga drum player was especially wild, playing insane fill-ins all over the place.

From "Drums, Girls, and Dangerous Pie" by Jordan Sonnenblick




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