noun

• (fifteen) the natural number following 14 and preceding 16.
• a 2003 Singaporean coming-of-age black comedy-drama film about teenage gangsters in the Singapore suburbs.
• 15 is the tenth album by Ukrainian singer-songwriter Ani Lorak, released by Lavina Music.
• the two disc "Fifteen Year Anniversary Collection" from Phatfish, released in 2008.
• Buckcherry's third studio album and the first with a new line-up, released on October 17, 2005 in Japanamazon.com :: 15 (Import) - Buckcherry :: Product description) and on April 6, 2006 in North America.
• the debut mixtape by American rapper Bhad Bhabie.