aman

1. colloq. for heaven's sake!; come on!
   Aman, ljudi, pustite me da spavam! — For heaven's sake, people, let me sleep!
   Aman, koliko još treba da čekam? — Come on, how much longer do I have to wait?
2. colloq. my goodness!; wow!
   Aman, kakva je ovo lepota! — My goodness, how beautiful this is!

3. dated mercy; pardon
   Pobeđeni su molili za aman. — The defeated begged for mercy.

A word of Turkish origin; in modern speech it is almost always an interjection.