Any male who goes shirtless in public events such as concerts or parties. Usually drunk. Most often wearing inappropriate shorts or cut offs. Varying styles of facial hair and is always tanned or sunburned. Most often seen with a mullet. Always a complete fucktard.
We were all having a good time watching the band until that shirtless wonder showed up and started hollering and dancing in front of the stage.
Any man who poses for his pictures on Facebook shirtless, every time, without fail. Pictures usually taken with a cell phone in the bathroom mirror, or flexing for his friends. The only picture more annoying than this is the " Duck Face
Dude, check out the shirtless wonder she just added as a friend!