What is an interrobang?

To the aficionados of grammar, have you been wondering how to express you sarcasm with a exclamation mark? Meet the interrobang! This is the perfect punctuation mark to keep your reader guessing!

The interrobang (/ɪnˈtɛrəbæŋ/),also known as the interabang (‽) (often represented by ?! or !?), is a punctuation mark used in various written languages and intended to combine the functions of the question mark, or interrogative point, and the exclamation mark, or exclamation point, known in the jargon of printers and programmers as a "bang". The glyph is a superimposition of these two marks.

Hear more here:

https://99percentinvisible.org/episode/interrobang/

Read more hear:

https://en.wikipedia.org/wiki/Interrobang