Top definition
all that the greatest band, brokencyde does. To boince is to carry swagger and wear a dope scarf with a range rover or a luxury sedan in the back. Also you must wear emo clothes, and have skunk style hair with multi colours.
"dude last night at the bar i was boincing so hard, that the dj gave me a shout out",

"yo look at that freaxxxx boincing hard!, all he does is boince"
by Cream Dream September 05, 2009
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