Definitions by T-Mobes

Boom Metropolis 

A house or residency in which the number of "boom cities" (see boom city)is equal to or greater than 3.

Friend: "Did all of you hook up last night?"
Duffy House Resident: "Yeah, the Duffy house was a Boom Metropolis."

Boom Metropolis by T-Mobes February 20, 2009