chassis
n.-
1 vehicle frame (n.) C1 Advanced Technicalthe strong metal frame that supports the engine and body of a car or truck.
the internal framework of a motor vehicle, including the frame, wheels, and machinery, upon which the body is mounted.
ExampleThe mechanic checked the car's chassis for rust after the long winter.
ExampleThe heavy-duty truck features a reinforced steel chassis designed to withstand the stresses of off-road construction environments.
UsageThe plural form is also spelled 'chassis' but is pronounced with a final /iz/ sound instead of /i/.
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2 electronics housing (n.) C2 Proficiency Technical Computingthe metal frame inside a computer or radio that holds all the electronic parts.
the internal metal frame or housing of an electronic device that provides structural support for circuit boards and components.
ExampleHe opened the computer chassis to install more memory.
ExampleThe server's modular chassis allows for the rapid replacement of power supply units without interrupting the system's operation.
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3 body part (n.) C2 Proficiency Slanga slang word for a woman's body, especially her bottom.
a slang term referring to a woman's buttocks or general physical build.
ExampleThe old song used 'chassis' as a funny way to talk about a woman's shape.
ExampleThe use of 'chassis' to describe a person's physique is largely confined to mid-twentieth-century slang and is now considered objectifying.
Teacher's tipThis sense is dated and can be seen as offensive or sexist in modern contexts; learners should avoid using it.
Borrowed from French châssis, from châsse, from Latin capsa (“case”).