As a Noun:
1. A journey where you go somewhere and then come back to the place where you started.
2. A return journey.
3. The coming or going back to a place that you had left sometime before. English = return.
4. A short return trip somewhere, especially one that school children make for a particular purpose. English = excursion.
As a Verb or Adjective:
1. To go somewhere and then to come back to the place where you started.
2. To go somewhere on a return journey.
3. To go back to a place that you left sometime earlier. English = come back, go back, return.
4. To go on a short return trip somewhere, especially one that school children make for a particular purpose; to go on an excursion.