It's just a way to greet someone or to start a conversation like for example:
P1: Hello, How are you?
P2: I'm doing alright, thanks for asking.
P1: Hello, How are you?
P2: I'm doing alright, thanks for asking.
by NONON-CCjiCKWC December 14, 2022
Get the Hellomug. 
Hello is a common used English word. This word hello is an example of a greeting. Hello is very important for human communication.
Hello! How are you!
by My name is this June 5, 2019
Get the Hellomug. 