What is the meaning of roam?

verb

• Move about aimlessly or without any destination, often in search of food or employment.
  • usage: "The gypsies roamed the woods"; "roving vagabonds"; "the wandering Jew"; "The cattle roam across the prairie"; "the laborers drift from one town to the next"; "They rolled from town to town"
  • synonyms: roll, wander, swan, stray, tramp, cast, ramble, rove, range, drift, vagabond