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
Amanda Greenwood, MSNBC Newsweek, 4 Nov. 2025
All three subs come with Monterrey Cheddar cheese, spinach, red onions, mayo and Subway's new stuffing and cranberry sauce.
—Gabe Hauari, USA Today, 3 Nov. 2025
Brock Keeling, Oc Register, 6 Nov. 2025
But help is coming on the price front, as the Fed just lowered rates to sub 4% which will trickle down to auto loans.
—Josh Brown,sean Russo, CNBC, 30 Oct. 2025
See All Example Sentences for sub
Noun
Plus, for $1, customers can also add stuffing or cranberry sauce to any sub, making any Subway sandwich festive.
—Amanda Greenwood, MSNBC Newsweek, 4 Nov. 2025
All three subs come with Monterrey Cheddar cheese, spinach, red onions, mayo and Subway's new stuffing and cranberry sauce.
—Gabe Hauari, USA Today, 3 Nov. 2025
Verb
Angel’s makes a clever move by subbing the standard diced or shredded potato with plump, crisp tater tots, lending a welcome textural crunch against the soft filling.
—Brock Keeling, Oc Register, 6 Nov. 2025
But help is coming on the price front, as the Fed just lowered rates to sub 4% which will trickle down to auto loans.
—Josh Brown,sean Russo, CNBC, 30 Oct. 2025
See All Example Sentences for sub
Recent Examples of Synonyms for sub
substitute
Verb
-
For a non-alcoholic version, substitute the coconut rum with an equal amount of coconut water or milk, and add 1/2 teaspoon of rum extract to maintain some of the flavor notes.—
Amanda Holstein,
Southern Living,
9 Nov. 2025
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Silvetti picked up a yellow card in the 69th minute and was later substituted for by Yannick Bright in the 74th minute as Miami looked to bolster its defense for the final stretch of the game.—
Andre Fernandez,
Miami Herald,
9 Nov. 2025
Cite this Entry
“Sub.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sub. Accessed 19 Nov. 2025.
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