The addition of hard liqour to an orange or peach slurpee, or other frozen slushy drink. The etymology is derived from the similarity to the classic frozen Bellini which is made of peach schnapps, champagne and lemon juice with crushed ice. The word was first coined in East Vancouver and is a cure-all for those hot summer days.
A) "Shit man, are we gonna go down to Wreck Beach today or what?"
B)"Of course, but first I gotta hit up a 7-11 and get me a massive Ghetto Bellini