Any seedy, dirty, cheap looking motel where "sleeping" doesn't appear to be exactly what many of the people renting the rooms intend to do in them. They usually offer "hourly rates", for those wanting just a "quick nap". If you go to one, bringing your own sheets might be a good idea.
A motel meant for having sex in. Check in, make out, check out again after a few hours. term "no-tell" comes from anonymity requested with such events. The motel won't say what goes on in it's rooms, but it's assumed to be sex.
Wanna check into a no-tell motel? Cheap hourly rates!
Also known as a "love hotel" in Asia, this is a place where hookers and prostitutes take their johns to do their business. Often rented by the hour, these places are usually the worst possible places you could ever stay.