What is Mcjones?
1.
a word used to describe anything and everything that is everything; a universal word that is stuck at the end of every phrase; word that can be substituted for anything just like the south park word "marklar"
"that's gay cock mcjones"
"stop being a faggot mcjones"
"i saw you cheating with mcjones"
See
2.
Mcjones is used after a word to incorporate a more dramatic meaning.
Bob:"Hey did you get those TPS reports?"
Bill:"I had no time, I was busy mcjones all week!"
Stoner1:"This bud is seriously dank mcjones!"
Stoner2:"ZOMG! I almost jizzed mcjones everywhere when I smelled it!"
See