1. The act of splooging semen around the crown of a girl's head so that traces of cum remain on her forehead and hair "a halo"
2. Rubbing fresh hot cum onto a woman's head in a circular motion until her hair is molded into the form of a halo.
3. Similar to: cum-crown, cum-bandana
"That ho is such an angel...she let me HALO her 'til her entire head was covered in my jizz!"
Man: "Baby, will you be my beautiful angel tonight?"
Ho: "Of course...I love you!"
Man proceeds to ejaculate excessively on ho's head and says, "God's cock made you an angel tonight, bitch!"