The act to hit one with a bag of milk.
YO I JUST MILKBAGGED YOUR GIRL LAST NIGHT COS SHE WASN'T RESPECTING MAH PIMPHAND.
nikki: how was pizza?
steve: good mate
nikki: why didn't you ask me to come, i've never been invited to pizza?
steve: do you want to go to pizza next week?
nikki: no i don't want to come to pizza, i don't need your sympavite