'walk around' definitions:

Walk with no particular goal; "we were walking around in the garden"; "after breakfast, she walked about in the park" [syn: perambulate, walk about, walk around]

Walk around something [syn: circumambulate, walk around]

Behave in a certain manner or have certain properties; "He walks around with his nose in the air"; "She walks around with this strange boyfriend"

Walk randomly; "We were walking around in the neighborhood to see whether we could find an open drugstore"