/ˈakrəˌbatəˌnim'/
Noun An abbreviation of initial letters of another word and pronounced as a word that takes the use of mental gymnastics to make sense as intended, often times used unconventionally and unintuitively.
It is an acrobatonym for the acronym "you 'FUCK's' " to mean "you 'Freindly but Unconventionally Cool Kids' ."
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.