roam / rōm/ • v. [intr.] move about or travel aimlessly or unsystematically, esp. over a wide area: tigers once roamed over most of Asia | [as adj.] (roaming) roaming elephants. ∎ [tr.] travel unsystematically over, through, or around (a place): gangs of youths roamed the streets unopposed. ∎ (of a person's eyes or hands) pass lightly over something without stopping: her eyes roamed over the chattering women | [tr.] he let his eyes roam her face. ∎ [intr.] (of a person's mind or thoughts) drift along without dwelling on anything in particular: he let his mind roam as he walked. ∎ [tr.] move from site to site on (the Internet); browse.• n. [in sing.] an aimless walk.DERIVATIVES: roam·er n.