If anyone has actually said this to you I'm sorry.
"Hello!" "What the fuck dude?" "Wait what?"
A way to express you gratitude when you see people.
Hello Isaac. Hello Jack.
to greet someone
hello how are you
to greet some one
hello how are u
used as a greeting or to begin a phone conversation.
Hello how are you
what you say when you meet someone
hello, nice to meet you!
Fuck you
hello idiot.