beside oneself
Overcome; consumed by an emotion.
His widow was beside herself with grief.
prep
Next to; at the side of.
A small table beside the bed
Not relevant to.
That is beside the point / beside the topic / beside the subject / beside the focus of this discussion.
For quotations using this term, see Citations:beside.
Besides; in addition to.
adv
Otherwise; else; in addition; besides.
To all beside, as much an empty shade, An Eugene living, as a Caesar dead.
April 8 1805, Samuel Taylor Coleridge, "Orange Blossom" O how the honey tells the tale of its birthplace to the sense of sight and odour! and to how many minute and uneyeable insects beside!