How XOXO Became the Accepted Shorthand For the Affectionate Phrase of Hugs and Kisses

In a osculate episode of Today I Found Out, host Simon Whistler explains how XOXO became the accepted shorthand for the term hugs and kisses. While the the origins of the "O" in the formula are nebulous, the "X" is on far more solid ground.

You've seen XO as a sign-off representing love, affection, or friendship on letters, cards, emails, chat rooms and text messages. "We can't be 100% sure why or how XOXO ultimately came to mean "hugs and kisses", but we do at least have a reasonably good theory to work with on the "X" part.

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