In simple terms, "seedier parts" refers to the areas of a place that are considered to be less clean, less safe, or more questionable compared to other parts of that place.
Sentences with «seedier parts»
The nightmare begins once he's pressured into escorting his buddies into seedier parts of town. (qwipster.net)
There wasn't an LFA customer in sight - they were presumably in a far less seedy part of town - because Lexus screened all interested parties before allowing them to sign a two - year lease contract. (automobilemag.com)
Good hotel, location is in a slightly seedy part of town, but thats the case with any city centre terminus rail station hotels. (accorhotels.com)