Bloodsport or blood sport is any sport

Sport

A Sport is all forms of physical activity which, through casual or organised participation, aim to use, maintain or improve physical fitness and provide entertainment to participants. Sport may be competitive, where a winner or winners can be identified by objective means, and may require a degree...

 or entertainment

Entertainment

Entertainment consists of any activity which provides a diversion or permits people to amuse themselves in their leisure time. Entertainment is generally passive, such as watching opera or a movie. Active forms of amusement, such as sports, are more often considered to be recreation...

 that involves violence against animals.

Bloodsport includes coursing

Coursing

Coursing is the pursuit of game or other animals by dogs—chiefly greyhounds and other sighthounds—catching their prey by speed, running by sight and not by scent. Coursing was a common hunting technique, practised by the nobility, the landed and wealthy, and commoners with sighthounds and lurchers...

 or beagling

Beagling

Beagling is the hunting of hares, rabbits, and occasionally foxes with beagles. A beagle pack is usually followed on foot. However, there is one pack of beagles in the U.S. which are distinguished as being the only hunting pack to hunt fox and be followed on horseback...

, combat sports such as cockfight

Cockfight

A cockfight is a blood sport between two roosters , held in a ring called a cockpit. Cockfighting is now illegal throughout all states in the United States, Brazil, Australia and in most of Europe. It is still legal in several U.S. territories....

ing and dog fighting

Dog fighting

Dog fighting is a form of blood sport in which game dogs are made to fight, sometimes to the death. It is illegal in most developed countries. Dog fighting is used for entertainment and may also generate revenue from stud fees, admission fees and gambling....

, or other activities. These usually involve blood being drawn, and often result in the death of one or more animals.
According to Tanner Carson, the earliest use of the term is in reference to mounted hunting, where the quarry would be actively chased, as in fox hunting

Fox hunting

Fox hunting is an activity involving the tracking, chase, and sometimes killing of a fox, traditionally a red fox, by trained foxhounds or other scent hounds, and a group of followers led by a master of foxhounds, who follow the hounds on foot or on horseback.Fox hunting originated in its current...

 or hare coursing

Hare coursing

Hare coursing is the pursuit of hares with greyhounds and other sighthounds, which chase the hare by sight and not by scent. It is a competitive sport, in which dogs are tested on their ability to run, overtake and turn a hare, rather than a form of hunting aiming at the capture of game. It has a...

.