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When out with friends, or on a date and a person spends the entire time txting or on their phone.
"How was your date?"
"It sucked, she was bluefacing me the whole night."
by Brian9000 April 03, 2009
to be engage in the writing/reading of text messages or emails (such that the blue illumination of the electric device reflects off of your face).
Dude, stop blue facing, we have to go!
by B East November 26, 2008