The act of taking one's Discord profile picture and changing the colours to be only Blurple, Discord's main colour, and White. (Occasionally Dark Blurple, if necessary)
"Yo, dude, I've just joined Project Blurple. You gonna join as well?"
"Yeah. Isn't that the place where you Blurplefy your image?"
This is when you burp, and you get a taste of what you ate earlier, when you had a nice dinner, so you get thatdelicious taste in your mouth again. Or a very nice dinner that will make you burp a lot later.