A common used phrase on the internet in the Netherlands. It means 'ben ik weer' - 'i'm back'
'Biw, is er iets mis?' - 'Biw, is there something wrong?'
by Yannickzz April 28, 2012
A Random word to describe how gay you really are.
Oh man i feel so fuckign biw today.
by aksjdhajsdhau June 14, 2008