točiti

1. (of drinks) to pour
   Konobar nam toči vino. — The waiter is pouring us wine.
   Domaćin nam je celo veče točio rakiju. — The host kept pouring us rakija all evening.
2. (from a tap or barrel) to draw; to tap; to fill up
   Ovde toče pivo pravo iz bureta. — Here they draw beer straight from the barrel.
   Gorivo točim jednom nedeljno. — I fill up the tank once a week.
3. to eat away; to gnaw
   Crvi toče stare grede na tavanu. — Worms are eating away the old beams in the attic.
   Briga ga toči iznutra. — Worry is eating him up inside.

The usual expression for sharpening a knife is oštriti nož; točiti can also, rarely, mean to sharpen on a grindstone.