Term used to describe a person (focuser) who is cockeyed. One eyeball is focusing on person (focusee), while other eyeball is roaming the scenery. This usually makes focusee rather uncomfortable.
That news guy is a total birdwatcher. Is he looking at camera 1 or camera 2?
by gialei November 06, 2007
When some asshole tries to cut in front of a long line of cars and the cars stay strong and refuse to let said car in. Then many of the motorists "flip the bird" to said asshole.
That idiot tried to cut in at the front and became a bird watcher when all the cars went by and flipped him off.
by Spaceman Sobchak November 07, 2011
Person (most commonly a male person) who openly and chronically observes other male penises in public places.
(Typically after someone pisses you off, instead of calling them a "fag" or something"...Dude, you're being such a god damn birdwatcher!!!!!!!!!!
by Anthony Verrecchio January 10, 2003