Top definition
Tetrafiend (n.)
- One who is addicted to Tetris
- Literally a person who obsesses over Tetris all day
"Hey is John coming to the movies tonight."

"Na he is a tetrafiend. he's been tetrabating for three days now."

"Wow he has no life."

"He's such a tetrafiend he squats and surfs it all day long."
by Jay McNinja. March 05, 2009
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