See more synonyms for high-pressure on Thesaurus.com
  1. having or involving a pressure above the normal: high-pressure steam.
  2. vigorous; persistent; aggressive: high-pressure salesmanship.
verb (used with object), high-pres·sured, high-pres·sur·ing.
  1. to employ aggressively forceful and unrelenting sales tactics on (a prospective customer): high-pressured into buying a car.

Origin of high-pressure

First recorded in 1815–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for high-pressure


  1. having, using, involving, or designed to withstand a pressure above normal pressurea high-pressure gas; a high-pressure cylinder
  2. informal (of selling) persuasive in an aggressive and persistent manner
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