Usually meaning nudity, or other sexuality.
The Freshprince after dark
Hilary posses for playboy
Bart of Darkness (The Simpsons)
Bart works at a "strip" house
An account on a social network dedicated to the steamier or more controversial side of a better-known blogger/tweeter/poster. As opposed to one's public ("Daytime") accounts, AfterDark accounts are usually non-public, NSFW
, and require a request to be added before these are visible. This keeps the content out of the boss' / public's / spouse's / lover's eye. The name alludes to what goes on outside of work, traditionally at night, such as sex or partying. Some AfterDark accounts include the words "AfterDark" in the username
, while others use different or obscure names so that the true owner will not recognizable to strangers, but clear to anyone who knows him/her.
Some believe the name is also a reference to the After Dark screensaver, an early computer program of the same name introduced in 1989, that displayed moving images to prevent a static image from burning dark spots into the phospor of screen display tubes during idle times (nowadays, the term "screen saver" makes no sense for LED or LED-backlit displays).
His afterdark Twitter profile says "The private life of a certain spotted cat. Very NSFW
. If you know who this is, and I know you, DM me and I'll add you."