When someone unknown to you introduces themselves by sticking their fingers in your ass.
That’s nice of her. She is giving him a Lehigh Hello to welcome him to the neighborhood.
a gif of literally anything that says "hello chat", usually sent in a discord server
person 1: Hello chat
person 2: Hello chat
When a Pittsburgher has a sexual encounter with a new partner and slaps their ass with enough velocity to leave a mark in the shape of a hand. Then profusely apologizes over Primates sandwiches
I didn't mean to give her the Pittsburgh hello but she seemed to be okay with it.
a death note to a lost love.
hello charlotte, how are you doing?
When someone doesn't believe what you are saying.
Umm, yes it's the truth. Hello Jamie!?
Popularized by the Dc animated show "Young Justice." It is used when someone realizes something that was really obvious or finally solved a mistery.
Violet: "you knew she was into me? Since when?"
Terra: "Hello Megan, she's been crushing on you for a year. "