A sentence used to suggest something is good. It can also be used with someone's name, e.g. "Yeah (insert name here) yeah". If their name is used it will be mainly as a greeting.
Example 1 -
Person1: "I've got a new guitar"
Person2: "Yeah dog yeah"
A phrase used to express excitement in response to good news. Primarily used by and around the residents of 63rd Ave, Berwyn Heights.
Karen: I made a pie.
Bruce: And I made cookies. But no one will eat them because Appel said they were burnt, so I will throw them out.
Dede: Yeah Kittens!!!!
Used to express certainty or willing to along with something without properly thinking it through. Often only used to respond to close friends, or rather your weirdo friends/homies. Frequentlyelongated when spoken e.g Yeahhh Boiii!