dili makaon og iro

Etymology
lit. 'cannot be eaten by a dog'. Implying that one’s behavior is so crass and obscene that even stray dogs or aspins, as they are called in the Philippines, find it revolting.

Adjective

 * 1)  appalling, revolting, inciting disgust

Noun

 * 1)  a despicable person, a piece of shit