mleti

1. to grind; to mill; to mince
   Baka svako jutro melje kafu u ručnom mlinu. — Grandma grinds coffee in a hand mill every morning.
   Ovaj aparat melje i meso i povrće. — This machine minces both meat and vegetables.
2. colloq. to blather; to talk nonsense; to go on and on
   Šta to melješ, nisam ja to rekao! — What are you on about, I never said that!
   Ona melje ceo dan o svom poslu. — She goes on about her job all day.

The perfective is samleti; mleveno meso means minced meat.