Pro Bowl | Pro Football Hall of Fame | Pro Tools | Pro Football Weekly | President pro tempore of the United States Senate | Iran Pro League | Final Cut Pro | Semi-Pro | Bass Pro Shops | All-Pro | USA Pro Cycling Challenge | Pro A | Pro 12 | All Japan Pro Wrestling | 2010 Pro Bowl | Warren Forma | USL Pro | Pro tempore | Pro Football: Its Ups and Downs | Pro Evolution Soccer | Pro Ecclesia et Pontifice | Pro Arte Quartet | MacBook Pro | Xtreme Pro Wrestling | St Mary's Pro-Cathedral | Pro-Pain | Pro Oriente | Pro Football Hall of Fame Game | Pro Evolution Soccer 6 | President pro tempore of the Oklahoma Senate |
During the 110th Congress, the Democratic leadership of the Senate specifically blocked Republican President George W. Bush from making any recess appointments with the use of pro forma sessions.
Tomorrow, In a Year is the studio version of the music commissioned by the Danish performance group Hotel Pro Forma for its opera based on Charles Darwin's On the Origin of Species.