1. The goofy mascot for CARFAX.com that is best known for saying, "show me the CARFAX," to unsuspecting car salesmen.
2. To place printed pictures of the Carfox in obnoxious places around another's home or place of work.
2. "He f**king Carfoxed me again! I keep finding the damn Carfox in all my sh*t at work! I think I might just quit this job."