Irony
Sarcasm, Ironic, Sarcastic
noun, な adjective, の adjective
The skin on the meat is kind of like the outer shell. It's not very nice, and people who eat only meat skin tend to use sarcasm and irony. That being said, Japanese people don't really understand sarcasm. So, maybe that's why "meat skin" means "sarcasm." Is this ironic? Now I'm not even sure.
ひにく
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
まったく皮肉なものですね。
That’s really ironic, isn’t it?
あの肉やさんは、大した皮肉やだよ。
That butcher is a such a sarcastic person.
「Ironic」という曲の中に、うまい皮肉はひとつも見当たらなかった。
Not one thing in the song "Ironic" is a proper example of irony.