Widely used in China, similar to "sounds interesting" in some situations.Usually used by girls to guys. An exact explanation is "I wanna say WTF but that's not the lady stuff and it's too cruel to you".
a disgusting guy:" Hey babe,would you like to go out with me?"
girl:" Hehe."
hehe, different from lol or haha. hehe usually has some type of innuendo. it is a subtle way to flirt via texting or instant messaging.
Girl: It was so much fun hanging out last night
Guy: yea def
Girl: but too bad we weren't by ourselves "hehe"..
A giggle. Not a laugh, just a giggle. Generally you say 'hehe' after saying something cute, but it can vary.
"James opened the door for me today, hehe!"
A direct indicator that she wants the D but the man still must propose the genitalia, and the women will customarily act surprised even though she knew it was coming
Boy: can I come over
Girl: sure hehe