Sun·der, v. t. To expose to the sun and wind. [Prov. Eng.]
Sun·der v. t. [imp. & p. p. Sundered p. pr. & vb. n. Sundering.] To disunite in almost any manner, either by rending, cutting, or breaking; to part; to put or keep apart; to separate; to divide; to sever; as, to sunder a rope; to sunder a limb; to sunder friends.
It is sundered from the main land by a sandy plain. --Carew.
Sun·der, n. A separation into parts; a division or severance.
In sunder, into parts. “He breaketh the bow, and cutteth the spear in sunder.” --Ps. xlvi. 9.
Sun·der, v. i. To part; to separate. [R.]
v : break apart or in two, using violence