Meaning of interrobang

in•ter•ro•bang

Pronunciation: (in-ter'u-bang"), [key]
— n.
  1. a printed punctuation mark (&interrobang;), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.