!!

Look up !! or ‼ in Wiktionary, the free dictionary.

‼ (a double exclamation mark, Unicode character U+203C) may refer to:

• !! (chess), a brilliant move in chess annotation
• Double factorial, an operator in mathematics
• Retroflex click, a family of click consonants found only in Juu and Namibian languages, and in the Damin ritual jargon
• Double-negation translation, !!p = p.

• ! (disambiguation)
• !!! (disambiguation)

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