15 (number) - Age 15

Age 15 is:

• The age of a quinceañera, a Hispanic girl celebrating her fifteenth birthday. Thus, Spanish bingo callers might refer to the number 15 as la niña bonita (the beautiful girl).
• The age for obtaining a driver's (or learner's) permit in certain jurisdictions, including some, where the legal age for a driver's license is 16.
• In the UK a minor can be sent to prison to await trial at the age of 15.
• In some countries it is the legal age for sexual intercourse.
• In the UK it is the legal age to watch a BBFC "15" rated film in a cinema or purchase a "15" rated film or video game.

Fifteen is:

• The number of days in each of the 24 cycles of the Chinese calendar.
• The number of guns in a gun salute to Army, Marine Corps, and Air Force Lieutenant Generals, and Navy and Coast Guard Vice Admirals.
• The designation of Interstate 15, a freeway that runs from California to Montana.
• The designation of U.S. Route 15, a highway that runs from South Carolina to New York.
• The number of checkers each side has at the start of a backgammon game.
• The 15 puzzle.
• A restaurant in London, built by celebrity chef Jamie Oliver
• 15 minutes of fame
• The 15th is a Wire song
• The number of balls in the eight ball variant of billiards
• The number of letters in the words "uncopyrightable", "dermatoglyphics", "misconjugatedly", and "hydropneumatics", which are the longest words in the English language that do not repeat a letter.
• 15 is one of The Numbers – 4, 8, 15, 16, 23, and 42 – featured in Lost.
• The number to dial for SAMU in case of an emergency in France.
• The number of minutes in one quarter of an hour; 15 minutes past or before an hour is often known as quarter past and quarter to, respectively.
• The number of the French department Cantal
• The number corresponding to The Devil in tarot cards.
• A Taylor Swift song.