it's from the Irish-language version of Flann O'Brien's book An Béal Bocht (The Poor Mouth), and it means "The Slim Fox"
it comes from the chapter where Gaelic revivalists from Dublin are in Corkadoragha, the poorest, wettest, coldest, most wretched (therefore, most authentically Irish) part of Ireland
they throw a feis and one of the things they do is give themselves Irish-language titles like medieval Irishmen
the book lists some examples; one of them is An Sionnach Seang / The Slim Fox
out of all O'Brien's books, it's the funniest and the one with the most dark humour
On every level except physical, I am a True and Honest Mermaid.
I think I've known this, spiritually, since I was a small child. I'm currently in talks with a doctor in Sweden to replace my legs with a fish tail, in order to help me live the life I was meant to have.
(also I thought this was a copypasta, which is why I made my own version, and I am kinda sad that it is not.)
People used to send multiple $2 superchats to notorious homosexual Nicholas J. Fuentes (mexican, catboy) that simply read "pee pee poo poo". He would get frustrated after reading them and I found it amusing.
The followup title is from when he'd see other superchats and just refuse to read them.
Way way back when Chris thought that girls in high school only liked him because his parents paid them, he talked about his “steel plated heart”, saying it was crushed flat and kept flat by being screwed between metal plates.