Definition of "tailpipe" in English

noun

1. (automotive) An exhaust pipe exhausting to the aft of the vehicle.

   • Holonym: exhaust system
   • This car doesn't have a tailpipe because it has sidepipes instead.

2. (especially US) An exhaust pipe (on a vehicle) (in any configuration).

   • Today's cars emit less NoX at the tailpipe than their 20th-century predecessors did.

verb

1. (transitive) To fasten an object to the tail of (an animal) as a prank.