Definition of 17:
(N) :
(seventeen) the natural number following 16 and preceding 18.
(N) :
a greatest hits album by Puerto Rican singer Ricky Martin, released on CD and DVD by Sony BMG Norte in the United States and Latin America on November 18, 2008.
(N) :
the twelfth studio album by Japanese band Tokio.
(N) :
the debut studio album by American rapper XXXTentacion.
(N) :
"17" is a song by MK featuring uncredited vocals by Carla Monroe, released as a single on September 1, 2017.
(N) :
the debut extended play by American R&B singer-songwriter Zhavia Ward.