Longman Dictionary of Contemporary English - high-pressure

~1 adj only before noun 1 a high-pressure job or situation is one in which you need to work very hard; stressful 2 high-pressure sales/selling methods etc very direct and often successful ways of persuading people to buy something  (high-pressure sales techniques) 3 containing or using a very high pressure or force of water, gas, air etc ~2 n a condition of the air over a large area that affects the weather