A store or section thereof dominated primarily by cheap, bulk, bagged items. Can also refer to any place that seems shabby or inhabited by "bag people."
I had to go shopping in Bag City today. That place is a real Bag City.
A sexual surprise. As your partner starts moving towards performing a blow job quickly move up and forward, there by slapping your partner in the eyes with your testicles.
Guy1 " Did you let that hoe blow you at the party the party last night?"
Guy2" She started to but I changed my mind last second so instead I gave her the ol' Kansas City Bean Bag instead."