What does around mean?
The definition of around
A*round”, adv.
Etym: [Pref. a- + round.]

1 In a circle; circularly; on every side; round.
2 In a circuit; here and there within the surrounding space; all about; as, to travel around from town to town.
3 Near; in the neighborhood; as, this man was standing around when the fight took place. [Colloq. U. S.]

Note: See Round, the shorter form, adv. & prep., which, in some of the meanings, is more commonly used.

A*round”, prep.
1 On all sides of; encircling; encompassing; so as to make the circuit of; about. A lambent flame arose, which gently spread Around his brows. Dryden.
2 From one part to another of; at random through; about; on another side of; as, to travel around the country; a house standing around the corner. [Colloq. U. S.]