as in submarine
a large sandwich on a long split roll
we shared a tuna sub at lunch
Synonyms & Similar Words
Relevance
as in substitute
a person or thing that takes the place of another
we had a sub in English today, so we didn't get our test results back
Synonyms & Similar Words
as in to substitute
to serve as a replacement usually for a time only
the weekend anchor is subbing for the station's main anchor all this week she subbed for middle school teachers in the district as needed
Synonyms & Similar Words
Example Sentences
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Recent Examples of sub
New Atlas, 19 Oct. 2025
Mahomes was replaced by Gardner Minshew late in the third quarter, and most of the subs got extensive playing time as the Chiefs piled up 30 first downs and 434 total yards.
—Blair Kerkhoff, Kansas City Star, 19 Oct. 2025
Zack Cox, Boston Herald, 14 Oct. 2025
While subbing for an assistant who worked for an executive at Universal, Burch became interested in the film industry.
—Leia Mendoza, Variety, 13 Oct. 2025
See All Example Sentences for sub
Noun
After being purchased by Earl Williams in 2022, a few years after its founding, the company has launched its first family of truck campers, introduced several new trailer sub-brands, and grown out its namesake teardrop trailer family.
—New Atlas, 19 Oct. 2025
Mahomes was replaced by Gardner Minshew late in the third quarter, and most of the subs got extensive playing time as the Chiefs piled up 30 first downs and 434 total yards.
—Blair Kerkhoff, Kansas City Star, 19 Oct. 2025
Verb
Against the Cavs on Sunday, Mazzulla frequently subbed out players who were beaten for offensive rebounds.
—Zack Cox, Boston Herald, 14 Oct. 2025
While subbing for an assistant who worked for an executive at Universal, Burch became interested in the film industry.
—Leia Mendoza, Variety, 13 Oct. 2025
See All Example Sentences for sub
Recent Examples of Synonyms for sub
substitute
Verb
-
When tomatoes are not in season, substitute them with a good tomato sauce.—
Literary Hub,
Literary Hub,
27 Oct. 2025
-
Rossi’s rustiness was evident in the group stage, to the extent that he was substituted at half-time in the 1-1 draw with Peru.—
Michael Cox,
New York Times,
26 Oct. 2025
Cite this Entry
“Sub.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sub. Accessed 29 Oct. 2025.
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