It is from this meme; the expression was derived.
“Grug moment” was first defined on Urban Dictionary on February 25th, 2019, with many other entries having written since then.
The phrase started emerging on various sites, especially message social media, message boards and forums in April 2019.
Image macros and YouTube parody videos would also start appearing at that time, with the memes being uploaded especially to Reddit, 9GAG, iFunny and me.me.
- Urban Dictionary – grug moment