1 definition by Chrisilosopher

An activity including any of the following: wild partying, pornstars, drug and alcohol abuse, uncontrollable egotism, or Stefon's "human parking cones."

Sheenanigans are usually wildly publicized after the fact, and the perpetrator is often asked to do interviews in which he acts like a self-righteous jackass.

See also: Charlie Sheen
The rambunctious celebrities took part in many Sheenanigans, which led to the police being called to check in on the situation.
by Chrisilosopher March 5, 2011
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