onrushing

/AA1 N R AH0 SH IH0 NG/
verb
  1. 1

    To rush or flow forward forcefully.

  2. 2

    To assault aggressively.

adjective
  1. 1

    Rushing or flowing forward

  2. 2

    Attacking

Source: https://en.wiktionary.org/wiki/onrush, https://en.wiktionary.org/wiki/onrushing