kasa

1. (in a shop) checkout; cash register; till
   Platite na kasi broj tri. — Please pay at checkout number three.
   Na kasi je bio veliki red. — There was a long queue at the checkout.
2. safe
   Lopovi su noću provalili kasu u banci. — The thieves cracked the bank's safe at night.
3. (of a state, organization) coffers; treasury; kitty
   Državna kasa je skoro prazna. — The state coffers are almost empty.
   Za put smo napravili zajedničku kasu. — We set up a shared kitty for the trip.

For «safe», the word «sef» is now more common.