sub 1 of 3

as in submarine
a large sandwich on a long split roll we shared a tuna sub at lunch

Synonyms & Similar Words

Relevance

sub

2 of 3

noun (2)

sub

3 of 3

verb

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

Thesaurus Entries Near sub

Cite this Entry

“Sub.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sub. Accessed 2 Mar. 2024.

More from Merriam-Webster on sub

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!