Tlstá (meaning fat in Slovak) is a mountain in the Bralná Fatra part of the Greater Fatra Range, measuring 1,373.3 m (4,506 ft). It is located over the Turiec Valley, rising steaply nearly 1,000 m (3,300 ft) above the valley bottom. It has rugged slopes with many rock spires and rock terraces under the grass-covered summit.