Soap is a surfactant cleaning compound used for personal or other cleaning.
SOAP is an XML computer network protocol (originally an acronym for Simple Object Access Protocol), a protocol specification in computer networks.
Soap or SOAP may also refer to:
Arts and entertainment Television Soap opera, ongoing, episodic work of fiction on TV or radio Soap (TV series), a 1970s sitcom
Fictional characters Captain Soap MacTavish, fictional soldier from the Call of Duty: Modern Warfare series Hotel Soap is an animated cartoon character in the Dr. Tran animated series of internet shorts
Music S.O.A.P. (duo), a Danish pop music duo Sons of All Pussys, a Japanese band often abbreviated S.O.A.P. "Soap" (song), by Melanie Martinez, 2015 "Soap", a song by Stand Atlantic from Pink Elephant, 2020 "Soap", a song by Yves and PinkPantheress from Soft Error, 2025
Science and technology Short Oligonucleotide Analysis Package, a bioinformatics package used for the assembly and analysis of DNA sequences SOAP ("Simplify Obscure Algol Programs"), an Algol 60 prettyprinter SOAP note, a method of documentation used in medical charts Spectrometric Oil Analysis Program, a method for testing the oil in aircraft engines for the concentration of critical metals to identify wear of engine parts Sugar soap, a material used for cleaning surfaces before repainting Symbolic Optimal Assembly Program, an assembly language for the IBM 650 computer
Other uses Society of Australian Punk, an organisation focused on Australian punk Significant Other Acceptance Parameters, a non-gendered replacement for wife acceptance factor, a tern used by display and audio enthusiasts Supplemental Offer and Acceptance Program, for medical students who were not initially matched with U.S. residencies by the National Resident Matching Program
See also Mountain soap Soap Creek (Missouri), a stream in the U.S. state of Missouri Soap shoes, skateboarding shoes made for grinding Joe Soap, a comic strip series En Soap, 2006 Danish comedy film