Slang Used as a greeting or to attract someone's attention.(interjection)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "yo" in a sentence
"I reckons yo 'ain' got _yo'_ horses trained like we-all back yonder got _ours_."
""Is yo 'goin' back on yo 'gibben word -- _yo'_ -- a Newton?""
"I'll not fight yo, but I'll flog yo -- _flog yo_ -- d 'yo hear?'"