1) a male whose commitment to nudity stops above the waist. 2) a common phenomenon among cartoon characters wherein the character is deprived of pants; see Donald Duck, Ziggy, Winnie the Pooh, etc.
I got invited to go to Burning Man this year, but was scared off by the sheer number of shirtcockers in attendance.
(verb) To walk around wearing a shirt but no pants or undergarments. Synonym of Donald Duck. Technically applies to men only, but plumbing issues aside, easily applies to women, too. Sometimes a mild pejorative, implying imcompleteness or an unwillingness to commit.
A committed nudie who hangs out at hotsprings, burning man, nude beaches, clothing optional clubs etc. who sometimes wears just a t-shirt while his junk is flopping around for all the world to appreciate.
After getting a sunburn on my back, I just went as a shirtcocker the rest of the day.
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the USCoast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."
A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.