To extend on all sides of simultaneously; encircle.
To enclose or confine on all sides so as to bar escape or outside communication.
noun
Something, such as fencing or a border, that surrounds: a fireplace surround.
a. The area around a thing or place: inflammation extending to the surround of the eye.
b. Surroundings; environment: “It was the country, the flat agricultural surround, that so ravished me”(Listener).
A method of hunting wild animals by surrounding them and driving them to a place from which they cannot escape.
Origin: Middle English surrounden, to inundate, from Old French suronder, from Late Latin superundāre : Latin super-, super- + Latin undāre, to rise in waves (from unda, wave; see wed-1 in Indo-European roots).