1, The full form of POTS is Plain Old Telephone Service.

Plain old telephone service, or plain ordinary telephone system, is a retronym for voice-grade telephone service employing analog signal transmission over copper loops. POTS was the standard service offering from telephone companies from 1876 until 1988 in the United States when the Integrated Services Digital Network Basic Rate Interface was introduced, followed by cellular telephone systems, and voice over IP. POTS remains the basic form of residential and small business service connection to the telephone network in many parts of the world. The term reflects the technology that has been available since the introduction of the public telephone system in the late 19th century, in a form mostly unchanged despite the introduction of Touch-Tone dialing, electronic telephone exchanges and fiber-optic communication into the public switched telephone network.

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2, The full form of POTS is Parents Over The Shoulder.

Parent over shoulder. POS stands for parent over shoulder, which is meant to alert a person that your father or mother is watching. The acronym may be used when chatting online or texting. The POS acronym is part of a collection of acronyms, abbreviations, and terms that are used as code by teenagers.

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3, The full form of POTS is Postural Orthostatic Tachycardia Syndrome.

Postural orthostatic tachycardia syndrome (POTS) is a condition in which a change from lying to standing causes an abnormally large (or higher than normal) increase in heart beat rate. This occurs with symptoms that may include lightheadedness, trouble thinking, blurred vision, or weakness. Other commonly associated conditions include Ehlers–Danlos syndrome, mast cell activation syndrome, irritable bowel syndrome, insomnia, chronic headaches, chronic fatigue syndrome, and fibromyalgia.

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4, The full form of POTS is Purchasing Online Tracking System.

POTS – Purchasing Online Tracking System. The POTS System is an alternate means of ordering supplies to support the NIH’s scientific mission. POTS is a centralized ordering system that is comprised of many peripheral components that ties into the NBS accounting system. There are varying types of access, and permission levels as outlined in the POTS end user manual (EUM).