# Bop

BOP or Bop may refer to:

## Animals and plants

* Bird of prey, eagles, hawks, owls and other raptors
* Bird-of-paradise, a family of birds
* BOP clade, a lineage of plants in the grass family (Poaceae)

## Government and law

* Balance of power (disambiguation)
* Balance of probabilities
* Border Observation Post, United States Military Border Observation Post
* Border outpost, or border observation post
* Breach of the peace (common law)
* Federal Bureau of Prisons, a branch of the U.S. Justice Department

## Music
### Music styles

* Bebop, often shortened to "bop", an early modern jazz developed in the 1940s
* Hard bop, a style of jazz music that is an extension of bebop (or "bop") music

### Songs and albums

* "Bop Bop!", a 2022 song by Viviz
* "Bop" (DaBaby song), a 2019 song by DaBaby
* "Bop" (Dan Seals song), a 1986 song by Dan Seals
* Bop!, a 1997 album by jazz saxophonist Frank Morgan
* "Bop", a 2020 song by CJ (rapper)
* "Bop", a 2019 song by Tyga from Legendary
* "Bop!", a 2019 song by JoJo Siwa
* "BOP!", a 2024 EP and song by Vanessa Williams, Trixie Mattel, and LION BABE

## Places

* Bay of Pigs, in Cuba; the site of the abortive Bay of Pigs Invasion by ex-Cubans, supported by the United States
* Bay of Plenty, New Zealand
** Bay of Plenty Region, named after the bay
* Bophuthatswana, South Africa

## Science and technology

* Balance of plant, the supporting components and auxiliary systems of a power plant
* Basic oxygen process, a method of steelmaking
* Best Operating Practice (used by Thames Water to describe operation of water and waste water treatment plants in the UK)
* BIOS operation (bop), used as noun and verb, a technique to transition from 16-bit virtual x86 mode to 32-bit protected mode utilized by Microsoft's NTDOS
* Bleeding on probing, expression used by dentists to signify gingival (gum) bleeding on mechanical stimulation by a probe
* Blowout preventer, a large valve used in oil or natural gas drilling
* Bond order potential, a form of interatomic potential used, for example, in molecular dynamics simulations
* BOP reagent, Benzotriazole-1-yl-oxy-tris-(dimethylamino)-phosphonium hexafluorophosphate

## Transportation

* Border Pacific Railroad, a short-line railroad headquartered in Rio Grande City, Texas, United States
* Bowes Park railway station, London, United Kingdom (National Rail station code BOP)
* Bouar Airport, Central African Republic (IATA code BOP)
* BOP, an acronym applied as an adjective to components or technologies that are common between three Divisions of General Motors: Buick, Oldsmobile, and Pontiac, e.g. Bellhousing Patterns, or Rear Axle Design

## Other uses

* Bop (magazine) an American magazine for teens
* B.O.P., The Boy's Own Paper
* Balance of payments, measure of payments that flow between any individual country and all other countries
* Bottom of the pyramid or base of the pyramid, the largest, but poorest socio-economic group
* Broken orange pekoe, a grade of tea leaves
* Businessowners policy, a type of insurance policy
* Balance of performance (BoP), a mechanism to maintain parity between cars in auto racing
* Bop it!, a famous handheld toy made by Hasbro
* Bop TV, television station from South Africa