As a Noun:
1. The avoidance of physical work. English = laziness, idleness.
2. A lazy or irresponsible person. Used to show disapproval. English = good-for-nothing. Informal English = bludger.
As a Verb or Adjective:
1. To do nothing, especially when other people are working and when you are expected to work also. English = (be) lazy, (be) idle.
2. Of a person, to evade responsibilities or work. English = bludge.