30 (number), XXX in Roman numerals
Super Bowl XXX, held on January 1996
XXX, an abbreviation for “kiss kiss kiss”, commonly used in SMS, chat or text messaging
XXX, symbol of the straight edge lifestyle
a lifetime commitment to refrain from drinking alcohol, using tobacco products, and taking recreational drugs.
XXX, a flavor of Vitamin Water
XXX, a reference to Amsterdam, after the three crosses on the Flag of Amsterdam
