To take a handful of flour and throw it in somebody's face while they are sleeping (preferably with a hangover). With the addition of recent technology, documentation of antiquing has increased tenfold. Popular doumentation methods include photography, but better yet, video.
1. Let's go antique his ass!
2. Frank got antiqued SO bad, we even got it on video! Oh shit lemme see.
Person1: Oh shit I can't believe you guys did this... shit man.
Person2: You got yo ass ANTIQUED frizank!
To fling a fistful of powder in someone's face when they are sleeping. Usually, flour is used, but other types of antiquing include: granulated sugar, confectioner's sugar, cayenne pepper, black pepper, pancake mix, cinnamon, and chocolate milk mix.