metrosexual

n.

An urban male with a strong aesthetic sense who spends a great deal of time and money on his appearance and lifestyle.

David Beckham has been called a "metrosexual icon" and is often coupled with the term.

The origin of the term traces to an article titled "Here come the mirror men" dissecting the new urbane man by Mark Simpson, published on November 15, 1994 in The Independent, a major British daily.

Retrosexual, sort of the opposite of a metrosexual, refers to a man who rejects focus on physical appearance.

mouse potato

n.

A person who spends too much time in front of a computer. It is a spinoff of the phrase "couch potato".

This word appeared originally in Gareth Branwyn's Jargon Watch column, in the January 1994 issue of Wired magazine. Original definition: The online and interactive-TV generation's answer to the couch potato.

Sometimes called computer potato.

couch potato

n.

A person who spends most of his/her free time sitting or lying on a couch.

The stereotype often refers to overweight men who watch a lot of television, sometimes in their underwear, and sometimes drinking beer. Generally speaking, the term refers to a lifestyle in which children or adults don't get enough physical activity.