XOXO
Updated: 10/07/2019 by Computer Hope

XOXO may refer to any of the following:
1. Short for eXtensible Open XHTML Outlines, XOXO is a format for processing by XML (eXtensible Markup Language) engines, where the outline is a hierarchical, ordered list of elements.
2. Short for "hugs and kisses," XOXO is a way of letting someone know you care. The X and the O can be considered as a hug and kiss.