A sideberry is an extra Blackberry that one carries with oneself for work or BBM purposes. It is not as cool as other phones such as iPhone or Nexus S but is still needed for its unique functions.
Yo Simz, I just BBM'd you on my Sideberry get back to me when you have a minute my borther.
You are not an original gangster unless you have a Sideberry
Coined by Ethan Klein of h3h3productions. It can be defined as when somebody is pranked or fooled by somebody else. These pranks can range from making fall into a hole in the sand to being kidnapped via Craigslist. The word is a combination of the last name of Moe and Ethan Bradberry, who are known for their cringy pranks, and their popularmeme "SLAAAAAMMMING!!!"
"Fuck, man, I justgot slamberry'd by that used car salesman."
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.