A ridiculous looking plug many young guys put in their holed earlobes and stretch them. And another reminder of how I can't stand Generation Y'ers.

nipples on either a female or male

An expression used to indicate the level of someone's anger.

A measurement of size used for various things. The smaller the gauge the larger the object is. In the case of Shotgun bore size, 12 gauge is essentially .729 caliber (or fractions of an inch) in diameter.

A type of Shotgun

Stupid ring things that expand the ear lobes in an attempt to make someone look badass, but in reality, fail miserably only to look like a douchebag.

A size of toy or model electric train. O is the size, and gauge refers to the distance between the outer rails. The gauge of the O train is 1 and 1/4 inches. The most prolific maker was Lionel. O gauge also refers to the basic curve of Lionel trains, that being 31 inches in diameter.