An upside-down question mark used in Spanish or something, I dunno.
For my keyboard it is Alt + /

I doubt your penile keyboard does it that way.
by B-Drac December 7, 2003
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Used by Chinese netizen as a response to express confusion, speechlessness, or surprise at what the other person said, usually goes with banter and slight negation.
by Poland fish July 25, 2022
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