SINCE 1828
yo
interjection
\ 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
Keep scrolling for more
Keep scrolling for more
More Definitions for yo
yo
interjection
English Language Learners Definition of yo
US, informal
—used especially to attract someone's attention, as a greeting, or in response to a greeting
See the full definition for yo in the English Language Learners Dictionary
Keep scrolling for more
Comments on yo
What made you want to look up yo? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Original Meanings Quiz
-
- Which of the following is the earliest known sense of the word awe?
Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
-
Original Meanings Quiz
A quiz for the pedantic and those annoyed by them!
Take the quiz -
A Green Quiz
How many questions can you answer about the word "green"?
Take the quiz -
True or False?
Test your knowledge - and maybe learn something along the way.
Take the quiz -
SCRABBLE® Sprint
SCRABBLE® fans, sharpen your skills!
Play the game
Share yo
Resources for yo