POE

The acronym POE or PoE can be expanded as follows. For people or characters named Poe, see Poe.

Information technology:

• Power over Ethernet, a technology to transmit power along with data over standard network cables
• the Perl Object Environment, a multitasking and networking framework in the Perl programming language
• POE, a bootstrapping multi-threaded server incorporating 4.3BSD functionality in early versions of the Mach kernel

Currencies:

• the piece of eight, a colloquial name for the Spanish dollar silver coin historically minted in Mexico
• pieces of eight, a virtual currency in the online game Yohoho! Puzzle Pirates

Internet sites:

• the Portal of Evil, a humorous web directory (the acronym is sometimes verbed as in "your site has been POEd")
• Planes of Existence, an online virtual world of the talker variety

Mathematics:

• propagation of error, a phenomenon discussed in statistics, numerical analysis and quality management

Cinema:

• purity of essence or peace on earth, anagrams of the nuclear-war "recall code" in Stanley Kubrick's Dr. Strangelove.

Administration:

• port of entry
• place of employment

Chemistry:

• polyoxyethylene derivatives, a series of polymers consisting of functionalized chains of oxyethylene e.g. polysorbates such as Tween® and Brij®

Other:

• Point of Existence

For TLA lovers, TheFreeDictionary.com lists even more acronyms for POE.