jump in feet first

jump in feet first

To begin or undertake something quickly, enthusiastically, and without trepidation. I know you're nervous about starting school, but you just need to jump in feet first and do your best!
See also: feet, first, jump
Farlex Dictionary of Idioms.
See also:
  • jump in with both feet
  • jump in with both feet, to
  • dive in
  • dive in with both feet
  • have (one's) heart in (something)
  • have your heart in
  • Go for it!
  • hate (someone or something) like sin
  • hate like sin
  • go great guns
References in periodicals archive
Don't jump in feet first. Let a store-hosting service worry about fending off Internet hackers, as well as hardware and software issues that only the top computer networking gurus can handle.