plain old telephone service
A traditional telephony system based on the analog transmission of sound, as opposed…A traditional telephony system based on the analog transmission of sound, as opposed to newer alternatives like ISDN or VoIP.
Meaning
1 senses(uncountable)A traditional telephony system based on the analog transmission of sound, as opposed to newer alternatives like ISDN or VoIP.
Origin
A reinterpretation of the long-standing acronym POTS, originally standing for post officeA reinterpretation of the long-standing acronym POTS, originally standing for post office telephone system.
Wiktionary, CC BY-SA 4.0 · source
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable
See also
neighbours in the dictionaryDictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.