Lebanese slang that cannot be literally translated.  It actually is very similar to saying "listen..." in English when you want to grab someone's attention, it could also mean "by the way".  Almost invariably followed by a question, but could also be used to support a plea, something like "I beg you", or please.

Sample conversation 1:

Person 1: Dakhlak...

Person 2: yes, what's up?

Person 1: What car did you end up buying?

Person 2: I still have not made up my mind...

Sample conversation 2:

***Example needed to illustrate the expression when used as a "plea"****