ONS

Abbreviation

ONS is short for One Night Stand, an abbreviation commonly used in online chats, text messages, and social media to describe a casual sexual encounter or relationship that occurs only once and is not intended to continue beyond that single occasion.

Example: “I had a ONS while traveling last weekend.”
Means: “I had a one night stand while traveling last weekend.”

Example: “She’s looking for something more serious, not just a ONS.”
Means: “She’s looking for a serious relationship, not just a one night stand.”