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Synonyms

STP

1 American  
[es-tee-pee] / ˈɛsˈtiˈpi /

abbreviation

Slang.
  1. a street name for the hallucinogen DOM.


STP 2 American  
STP British  

abbreviation

  1. scientifically treated petroleum: an oil substitute promising renewed power for an internal-combustion engine

  2. Also: NTP.  standard temperature and pressure: standard conditions of 0°C temperature and 101.325 kPa (760 mmHg) pressure

  3. Professor of Sacred Theology

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a synthetic hallucinogenic drug related to mescaline

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of STP

First recorded in 1965–70; origin uncertain; possibly named after STP, trademark of a motor-oil additive

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

“The reality is that it’s become more brazen, it’s become bigger, it’s become more daring,” said Bruno Hernandez, executive director of the STP Foundation, which gives artists with graffiti backgrounds new opportunities in the arts.

From Los Angeles Times Oct. 17, 2024

At first, STP submitted “Only Dying,” which was later replaced with the “Purple” track “Big Empty,” due to the nature of the lyrics following Lee’s death.

From Los Angeles Times Aug. 16, 2024

An STP executive wasn’t available for comment Thursday.

From Seattle Times Oct. 14, 2022

Insurers further accused STP of inventing a theory that Bertha was wrecked by a steel groundwater-monitoring pipe.

From Seattle Times Sep. 15, 2022

The 4ESS then calls its own STP, Signal Transfer Point within an SS7 network.

From Terminal Compromise: computer terrorism: when privacy and freedom are the victims: a novel by Schwartau, Winn

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