Crazy. A breakdown of this phrase starting from the begginning starts with tapped meaning crazy, and the second half, in the dome piece meaning in the brain. Crazy in the brain.
"That girl is tapped in the dome piece"
by Petey G money January 22, 2007
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The correct term for head, the top body part.
Another way to point out someone or your own head.

that one snow globe with your brain in it.
Oh that went straight to my dome piece.

Or he hit a home run and it went straight at her dome piece.
by bLuntybae October 15, 2020
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Shooting someone in the head with a firearm in a manner that results in brain matter splattering everywhere
I'm about to give that mother fucker a bubble to the dome piece.

Person A: Hey, I think that guy is talking about your mom
Person B: *shoots mom talking son of a bitch in the head, effectively ending his life*
by Penguin156 August 25, 2009
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a white kid who acts black and has a very big head
matt is little dome piece
by matt umstead December 16, 2004
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