American English

Definition of exhaust noun from the Oxford Advanced American Dictionary



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  1. 1[uncountable] waste gases that come out of a vehicle, an engine, or a machine car exhaust fumes
  2. 2(also exhaust pipe, tailpipe) [countable] a pipe through which exhaust gases come out My car needs a new exhaust.
See the Oxford Advanced Learner's Dictionary entry: exhaust

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