before

US /bɪˈfɔr,-ˈfor/

UK /bɪˈfɔ:(r)/

A1

adverb

  • Previously; already.
  • At a time earlier than the present; previously
  • More important than.
  • Used to introduce a statement, question, or command.

conjunction

  • Sooner than the time when.
  • In advance of something happening

preposition

  • In front of someone or something
  • In front of; ahead of.
  • Earlier than; prior to.