The term described when your parents say you can phone them up and get a lift home if you become to inebriated on a night of heavy drinking (usually on special occasions i.e. Birthday or new year).

Parents normally pick up the whole wolf pack and bring sufficient snacks and refreshments to turn them into a legend.
Dials the persons mother who is to drunk to function 'Jan, we need an SOS Card. Thommo is blackout drunk again and trying to buy all the chicken in the chicken shop'
by Thommo the legend January 7, 2014
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