` :::Nah, it's not bad to be confused, it's perfectly normal. ) You just ask for clarification just like you did.  I mean ``so-called`` quotes, in the way that they're used in this sentence:  Then I looked at his ``car``, it didn't even have any wheels!  Um.. you know on second thought, I think wikipedia can explain it better: Quotation mark#Irony and Quotation mark#Signaling_unusual_usage are probably way better discriptions than I could provide.   `