Reference to Philadelphia's location and status as the nation's second largest burned out ghetto/city. Detroit is clearly the reigning champion of ghettoness.
Pour gun powder into your partner's ass. Repeatedly fist their ass til the powder is packed tight and deep like a good ol' colonial cannon. Stick a wick in your penis shaft. Light the wick. Plunge your cock into your partner's ass. CUMBOOM!!!
delbar-am is used in a sense for someone who holds your heart (in persian), can be seen similar to babe but most likely just an exchange beteen two lovers.
non-persian girlfriend: can we go out tonight? are you free?
persian boyfriend: anything for you, delbar-am
girlfriend: that sounds nice, what does it mean, baby?
boyfriend: urban dictionary it, delbaram