Definitions by Esspee

YGSIU 

"You gotta step it up"

The latest variation of "I seriously hope you guys don't do this" (ISHYGDDT) and used in the same manner to indicate that someone is doing something that is wrong, lackluster, or outdated. First appeared on /sp/ in January of 2012. Posting the George Costanza face or a similar reaction image with it is recommended.

>putting your bread in the fridge
YGSIU

>not tipping the pizza guy
YGSIU

>2012
>watching television in standard definition
YGSIU

YGSIU by Esspee March 26, 2012

Shastry 

really cool Indian last name, they were priests and educated upper class in older times; a Shastry is hard to find, seeing as it's not really a popular name.

Dude 1: Wow, those kids are so cool!
Dude 2: Well yeah, they're Shastrys.

Shastry by esspee May 31, 2009