roam verb
ADV. free, freely The animals were allowed to roam free. | about/around
VERB + ROAM allow sb/sth to, let sb/sth
PREP. over Her eyes roamed over him, assessing him. | through roaming through the town
PHRASES the freedom/right to roam Ramblers are calling for the right to roam to be made law.
You can also check other dicts: roam (English, 中文解释 ), wordnet sense, Collins Definition