Similar to an Irish Goodbye, an Irish Hello is a hen you wait until you are absolutely sure a person is leaving before you make an effort to acknowledge their presence. It’s a dick move but everyone does it so get over yourself.
“Roger is finally leaving. Let’s go over and give him the ol’ ‘Irish Hello’ so he doesn’t think we’re dicks and invites us back to his sick beach house next summer. Man, I hate that guy.”
by Harmonica John October 14, 2018

The first program a programmer writes of a given language is usually written to print out the phrase "hello world" to test basic skills.
by Thrash January 24, 2004

by kananakook May 29, 2009

This is when a man is performing oral sex on a woman and doesn't know she's a "squirter" until it's "too late".
I took that hot bitch home from the bar and went down on her but she pulled a hello kitty on my ass.
by Chicagodan November 15, 2011

walking down street "Hello-Biff! I've been gone a long time Biff!" person being greeted is named John
by LRS1998 February 20, 2009

When a man is waiting in a room completely naked with his penis tucked in, lady style, and as you walk in he says in a childish fashion, “hug”. And if hug is achieved, with or without consent, the man proceeds to grind his no penis pelvic area deeper into you.
Steve: Then what, you came to me with your dick tucked in trying to hug me, so I kicked you.
Bob: Yeah, Korean Hello.
Bob: Yeah, Korean Hello.
by RectalSurgery October 4, 2020
