Adjective
kattar (comparative more kattar, superlative most kattar)
(India, religion, Hinduism, slang) strict, rigid,fundamentalist, especially in terms of religious belief
It is a brilliant card of fights, which also includes Donald Cerrone vs Anthony Pettis, Francis Ngannou vs Jairzinho Rozenstruik, Jeremy Stephens vs Calvin Kattar and Fabricio Werdum returning against Alexey Oleinik. Source: Internet