Top definition
Stapled, taped or glued beer case packaging on walls to cover up clandestine crime/embarrassing seans, like, but not limited to: bullet holes, blood stains, cum stains and meth-lab remnants.
Sergio wants us to clean up the Pittsburgh Wallpaper left behind in unit 17.

Brittany and Berk, Pittsburgh Wallpapered their basement to keep questions down.

It didn't take long for the cops to teardown the Pittsburgh Wallpaper and find the slug.
by catwithbadbreath March 09, 2010
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