1) A discussion of European or Caucasian oppression of minorities in which a white person is present.

2) One, or few, white person(s) among many members of another race.

3) A morbidly obese white person. (Rare).
Professor: In the 17th century, settlers from Great Britain established a trading relationship with native tribes living in the Northeastern United States. They often extorted and manipulated these tribesmen, using the power of horses, steel armor, and gunpowder, instigating a pattern of tyranny that would characterize the savage white conquest of America.

Frank (stage whisper to classmate): This is awkward...

Professor: Well, I guess that would make you the white elephant in the room, wouldn't it?
by albatrossflyer August 25, 2010
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A costly and troublesome hallucination which nobody wants to mention.

It's also an intentionally confusing combination of the expressions "white elephant", "pink elephant", and "elephant in the room", which are now being conflated on the internet.
K: It was the pink elephant in the room.

B: You mean "elephant in the room"
K: No, I mean pink elephant in the room
B: I don't think that's a thing.
K: So what's a pink elephant?
B: Maybe I'm confused with a white elephant?
K: googles it
K: Look! It's on Urban Dictionary! I win.
B: This is the white and pink elephant in the room.
K: I think you're hallucinating.
by LonePollux October 27, 2018
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