That’s the definition of cultural, not internet meme, which is a much more broader definition. Internet memes are generally supposed to be amusing, ironic or relatable.
It’s meta-ironic. Not that the post is irony, but his actions are.
What is the meaning of irony?
a situation in which something which was intended to have a particular result has the opposite or a very different result
meme /mēm/ noun
A unit of cultural information, such as a cultural practice or idea, that is transmitted verbally or by repeated action from one mind to another.
This is a meme
That’s the definition of cultural, not internet meme, which is a much more broader definition. Internet memes are generally supposed to be amusing, ironic or relatable.
It’s meta-ironic. Not that the post is irony, but his actions are.