What is "machakaaran"

Machakaaran is a 2007 Indian Tamil film written and directed by Tamilvannan of Kalvanin Kadhali fame. The film stars Jeevan and Kamna Jethmalani in the lead, whilst Santhanam, G. M. Kumar, Shobraj and Vinod Rajan play major roles and Malavika appears in an item number. The film score and soundtrack were composed by Yuvan Shankar Raja. The film was released on 8 November 2007 during Diwali and is considered a box office bomb. However, the film was dubbed into Telugu later and released as Dheera in 2009.