Dan: a milk shake
Rob: Eww i hope you know that it looks as if your sucking cum out of a cup
Dan: your sucha fucking food block i don't even want this anymore
2. Refusing to share your food with someone even though you aren't going to eat it and plan on throwing it away.
Person 1 - Hey man, are you gonna finish that?
Person 2 - No, but you can't have it cuz you've already eaten enough food to feed 3 people. You are cut off!
Person 1 - You are such a food block...
Dude, I'm so hungry! Stop food blocking me and let me eat your leftover food!