Step-Roommate
Someone that lived in your house right before you did. You didn’t live together but your stories intertwine.
Yeah, my step-roommate is a hottie. Thought she was mean at first but it turns out she also lived in my room before me. So, yeah, that made a ton of sense.
step roommate
Roommates that are roommates, but fuck
John: "Hey Sari, wanna hang out?"
Sarah: "No, let's fuck."
John: "Okay step roommate!"
Sarah: "No, let's fuck."
John: "Okay step roommate!"