blow-off

/B L OW1 AO1 F/
noun
  1. 1

    Something that is blown off.

  2. 2

    The explosive separation of part of a rocket etc in order to prevent its destruction and allow for retrieval

  3. 3

    A blowing off of steam, water, etc.

  4. 4

    An outburst of temper or excitement.

  5. 5

    A fart.

Source: https://en.wiktionary.org/wiki/blow-off, https://en.wiktionary.org/wiki/blowoff