Bound or bounds may refer to:

Mathematics

* Bound variable * Upper and lower bounds, observed limits of mathematical functions

Physics

* Bound state, a particle that has a tendency to remain localized in one or more regions of space

Geography

* Bound Brook (Raritan River), a tributary of the Raritan River in New Jersey *

Bound Brook, New Jersey Bound Brook is a borough in Somerset County, New Jersey, United States, located along the Raritan River. At the 2010 United States Census, the borough's population was 10,402,Bound (surname) * Bounds (surname)

Arts, entertainment, and media

Films

* ''Bound'' (1996 film), an American neo-noir film by the Wachowskis * ''Bound'' (2015 film), an American erotic thriller film by Jared Cohn * ''Bound'' (2018 film), a Nigerian romantic drama film by Frank Rajah Arase

Television

* "Bound" (''Fringe''), an episode of ''Fringe'' * "Bound" (''The Secret Circle''), an episode of ''The Secret Circle'' * "Bound" (''Star Trek: Enterprise''), an episode of ''Star Trek: Enterprise''

Other arts, entertainment, and media

* ''Bound'' (video game), a PlayStation 4 game * "Bound", a song by Darkane from their 1999 album '' Rusted Angel'' * "Bound", a song by Suzanne Vega from her 2007 album '' Beauty & Crime'' * Bount or Bound, a fictional race in the anime ''Bleach''

Other uses

* Bound (car), a British 4-wheeled cyclecar made in 1920 * Legally bound, see Contract * Boundary (sports), the edges of a field * Butts and bounds, delineation of property bounds