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\ ˈyō 
\
\Definition of yo
(Entry 1 of 2)
—used especially to call attention, to indicate attentiveness, or to express affirmation
YO
abbreviationDefinition of YO (Entry 2 of 2)
year old; years old
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More Definitions for yo
yo
interjectionEnglish Language Learners Definition of yo
US, informal —used especially to attract someone's attention, as a greeting, or in response to a greeting
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Time Traveler for yo
The first known use of yo was in 1968
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