First class
First class noun - Mail that includes letters and postcards and packages sealed against inspection.
Mail and first class are semantically related In some cases you can use "Mail" instead a noun phrase "First class".
Mail noun - Communications or parcels sent or carried through the postal system.
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Synonyms for Mail
First class and mail are semantically related in delivery topic. Sometimes you can use "First class" instead a noun "Mail".
Both terms in one sentence
- Brian then balks at the cost of first class (after Bob has been sealed in) and pays the cheapest rate instead, leaving "the package" to be lost in the mail long enough for Bob's food supplies to run out and lose contact with Brian when his cell phone battery dies.
- In the episode "Your Baloo's in the Mail", the entire plot could have been resolved in the first scene if Rebecca had just trusted Baloo and told him that she had a winning lottery ticket that needed to be delivered first class to the lottery office the next morning.
Source: Idiot Plot / Western Animation
Cite this Source
Mail and First class. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/first_class/mail
First class & Mail. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/first_class/mail>.
Mail or First class. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/first_class/mail.
Google Ngram Viewer shows how "first class" and "mail" have occurred on timeline