- Yo Alex, what are you doing later?
Yo
220;
Greetings; interjection used for attracting attention Wikipedia.org records the neologism 'yo' as originating in Philadelphia "decades ago." 'Yo' is of colloquial nature, and is used most commonly in rap and hip-hop music today. It underwent an unknown word formation.
Source : Me
Last modified: 10 June 2008