What Does O/ Mean?

O/ means "High five." In this emoticon, the letter O (or sometimes a zero) represents a head, while the forward slash represents an arm in the high-five position.

O/ is used to signify a celebration. Of note, however, it is sometimes used to mean "hello." In this meaning, the forward slash is a waving arm.

Image for O/

When I write O/, I mean this:

meaning of O/

O/ usually means "high five."

Video Summarizing O/

Here's a short video explaining how to use O/:

Summary of Key Points

"High five" is the most common definition for O/ on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok.
Definition:High five
Guessability:guessability level 4
4: Difficult to guess
Typical Users:typical user

Adults and Teenagers

Examples of O/ in Sentences

Here are examples of O/ being used in conversations:
  • Tony: I got an A in English!
  • Jordan: O/.
  • (In this example, O/ means "high five.")
  • Tony: Hi
  • Jordan: O/
  • (Here, O/ means "hello.")

An Academic Look at O/

O/ is classified as an icon because it is a picture of what it represents.

What Did We Say before Texting and Social Media?

Before the digital era, we would have just said "well done" or "hello" instead of O/.

Example of O/ Used in a Text


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