411 REFERENCE · Wiktionary
O-O
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
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Translingual
Etymology 1
Symbol
mul symbol
mul chess en 0-0 kingside castling.
Etymology 2
From mul O wide-open eye + - (mouth) + mul O wide-open eye.
Symbol
mul symbol
mul Unsupported titles/O`lowbar`O O_O an emoticon representing a confused, shocked, or frightened face