parping

/P AA0 R P IH0 NG/
verb
  1. 1

    To sound a car horn.

  2. 2

    To make the sound of a car horn.

  3. 3

    To break wind.

  4. 4

    To talk nonsense.

noun
  1. 1

    A sound that parps, as of a horn or trumpet.

Source: https://en.wiktionary.org/wiki/parp, https://en.wiktionary.org/wiki/parping