Alan: I took Becky out to the movies and we went to go eat.
John: Aw that sounds sweet.
Alan: Yeah she's cute but it was just as friends. No romo.
2. A person who prefers a platonic relationship between two characters, particularly Dana Scully and Fox Mulder on the X-Files.
No romo is derived from the terminology no homo and the Dallas Cowboys' possibly-homosexual quarterback, Tony Romo.
John: Yo dude check out how big my dick is!
Mike: What the fuck, dude? You better call no romo.
Tobias: I've been in the film business for a while, but I just can't seem to get one in the can. No romo.