Joke Collection Website - Blessing messages - What does it mean that my girlfriend wrote three X's after texting me?

What does it mean that my girlfriend wrote three X's after texting me?

X is pronounced aks, which is homophonic with A Kiss, and 3 x means three kisses. ...

Some people aim at x because there is intersection. ...

A girl sends an X to a boy to show her love for him. No man will give it to a woman. ...