Not having the same opinion as someone else.. The more one disagrees with the other person, the more fingers are used to express this
While two brothers are eating a bucket of Popeye's chicken, one states to the other, "nigga dis cracka meat sure iz good!". The other brother, (from another mother) states "nigga get yo finga out my ass"
Or if that same brother really disagrees he would say "nigga get yo fingaz (plural) out my ass!"
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.