Poskoci is the organisation of football

Football (soccer)

Association football, more commonly known as football or soccer, is a sport played between two teams of eleven players with a spherical ball...

 supporters of the Croat-backed club NK Posušje

NK Posušje

HŠK Posušje is a defunct football club based in Posušje, Bosnia and Herzegovina. The club is in the First League of the Federation of Bosnia and Herzegovina. It was founded in 1950. The club plays at the Mokri Dolac Stadium which has a capacity of 8,000...

. They also support the basketball

Basketball

Basketball is a team sport in which two teams of five players try to score points by throwing or "shooting" a ball through the top of a basketball hoop while following a set of rules...

 club KK Posušje

Posušje

Posušje is a town and municipality in Bosnia and Herzegovina, located in the West Herzegovina Canton of the Federation of Bosnia and Herzegovina entity.-Name:...

.

The fan club's name was given in 2000 during a match against Čapljina

Capljina

Čapljina is a town and municipality of the same name in Bosnia and Herzegovina. It is located in the Herzegovina-Neretva Canton of the Federation of Bosnia and Herzegovina. Čapljina is located on the border with Croatia a mere from the Adriatic Sea....

's football squad. Poskoci means Horned Vipers in English. Previously, supporters of the club were mostly members of Torcida Posušje, a chapter of the Torcida

Torcida

Torcidas organizadas are formal associations of football fans in Brazil in the same vein as Argentine hinchadas and European ultras. The name is based on the verb torcer, which means "to root for" but also "to wring" and "to turn"...

 fan club of the much larger NK Hajduk Split.