In order to understand what is even happening in this video, let’s look at some of the definitions for “Yeah Boi.”
Firstly, Yeah Boi is a slogan that comes from the rapper Flava Flav. In his slogan “Yeah Boi” boi is equal to saying boy.
This is what Urbandictionary.com has to say about how the expression is used or what it stands for.
Definition: 1 To Enlighten people of your Grand excitement or to show your dominance. ME:(walks into room with friends) YEAH BOI
Definition 2: When you’re very excited or happy about something and the only way you can express yourself is by saying “Yeah Boi.” Person 1: Do you want some Mcdonalds? Person 2: Yeah Boi!
Definition 3: Words used to express appeal, or agreement or satisfaction. Example: “are we going to the clubs tonight?” then you can say “YEAH BOI!”
With that in mind you can now consider this video.