vagabond
noun [ C ] old use or literary uk/ˈvæɡ.ə.bɒnd/ us/ˈvæɡ.ə.bɑːnd/
流浪者;（通常指）无业游民
a person who has no home and usually no job, and who travels from place to place
They live a vagabond life/existence, travelling around in a caravan. 他们开着大篷车四处漂泊过活。
Compare: vagrant