| 1. | a company doing business mostly or solely on the Internet. |
| 2. | of or pertaining to such a company or to the business it conducts. |

Dotcom
A company that embraces the internet as the key component in its business.
Investopedia Commentary
The dotcoms took the world by storm in the late '90s - rising faster than any industry in recent memory. Despite the fact that the majority of Internet companies were losing money hand over fist, they were given huge valuations on the stock market. But it didn't last for long. The Nasdaq hit it's high in March, 2000, and within a few years most of the dotcom sector was wiped out.
Related Links
The Greatest Market Crashes
See also: Bricks and Mortar, Bubble, Burn Rate, Creative Destruction
dot-com
Of or relating to a company or the stock of a company engaged primarily in a business associated with the Internet. Amazon.com is the most obvious example of a dot-com company.
See Internet stock.