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1.
A person who is happily surprised and proud of something, and is therefore angling his moustaches over his open mouth, blushing but also winking (perhaps to someone who made a compliment).

Etymology: perhaps a combination of ;-), :"), :-O and something else.
Someone: You're the person of the year according to Time!
You: ;"#O
by fl0 July 20, 2011