The maximum number of characters allowed in a tweet, which is a single message on the Twitter social network.

This 140 character limit has given rise to a twitter-based expression derived from 411. "The 411" being a phrase that means "information," "summary," or "low-down," 140 is the Twitter equivalent. You could say "The 140" is the twitter equivilant of "the Reader's Digest version;" it's the summary or gist of something that can fit within the bounds of a tweet.

A pubic hair piece. A toupee for the pubic area/genitals. In the 1700’s when mercury was used to treat sexually transmitted diseases (Gonorrhea or Syphilis) one of the side effects was the loss of pubic hair. To disguise this condition, that was not cured by mercury, a Merkin was employed.

A sex act in which an orgy of people make a circle of hand jobs and blowjobs, satisfying everyone at the same time. can also be accomplished with three or more participants. Although, if it is less then 140 participants, its not the 'ole 140, and will be reffered to as the blue 140. If it is more than 140, it is reffered to as "Chuck Norris on a slow day"