POW (disambiguation)
POW is "prisoner of war", a person, whether civilian or combatant, who is held in custody by an enemy power during or immediately after an armed conflict.
POW or pow may also refer to:

Music
"P.O.W" (Bullet for My Valentine song) (2013)
"Pow! (Forward)", a 2004 song by Lethal Bizzle
"Pow", a song by the Beastie Boys from Check Your Head
"P.O.W. (Pissed Off White Boy)", a 1993 song by Beowülf from Un-Sentimental
"Pow", a song by Graham Central Station from My Radio Sure Sounds Good to Me
"POW", a 2009 song by Soulja Boy from The DeAndre Way

Organizations
POW! Entertainment, a media production company
Polska Organizacja Wojskowa or Polish Military Organisation
Protect Our Winters, a non-profit environmental organization
Portorož Airport's IATA code

Television
P.O.W. (United States Steel Hour)
P.O.W. (TV series), a 2003 ITV mini-series
"P.O.W." (The Flash), an episode of The Flash
P.O.W. - Bandi Yuddh Ke, Indian political thriller television series

Other uses
P.O.W.: Prisoners of War, a 1988 arcade game that was ported to the NES console
Pow (surname)
pow function in C, the exponentiation function in the programming language C
Powys, county in Wales, Chapman code POW
Proof of work or PoW system
P.O.W; aka Prince of Wales

See also
Pow! (disambiguation)
Pow wow (disambiguation)
Prisoner of War (disambiguation)