As a Noun:
1. Things that happened before or recently that help explain what caused an event or situation you are talking about now.
As a Verb or Adjective:
1. Of an event, to happen a short time ago in the past. English = (be) recent.
1. Used after time signs and/or at the beginning or end of sign sentences to place the time frame in the recent past. English = recently, just a while ago, just then.