A style of cartoon character pioneered by Australian sustainability illustrator Brenna Quinlan.
That greebly in that image has helped me to understand climate change on a whole new level.
Little fictional monsters that scare people
You gave me the heebly greeblies, those monsters are going to scare me.
When die-hard fans of a film or franchise create elaborate backstories for things that ultimately had no real purpose, such as greeblys used in production design elements
Look at that absolute nerd, he created a whole Greebly-wank Wiki page on Darth Maul's earring