The Brief: GPOY stands for gratuitous picture of yourself.

DEEP DIVE
GPOY is an acronym that was popularized by Tumblr users during the early days on the blogging site, according to Buzzfeed. It stands for “gratuitous picture of yourself.”
YESSSSS
I miss gpoy
I miss talking in the tags
I miss anonymous questions
I miss reblogging
I miss having a place to hide online— Moonface (@justmoonface) December 27, 2020
Doing housework in last year's (unused) Dragon Con lanyard just to mix things up #gpoy pic.twitter.com/hqfU4dSFn6
— ✨ Laurence Walshe ✨ (@Pro_Digresser) January 16, 2021
Omg I remember GPOY. Tumblr 2000 years ago.
— rob (@rob_etc_) January 20, 2021