1 definition by spicysparklez

Top Definition
A high-caffeine soft drink Ted & Marshall use for long drives to Chicago on HIMYM.
"I got 6 cans of tantrum.. Well 4...one burned thru the can and one i drank already. AHHH TANTRUM!!!!!"
by spicysparklez October 22, 2009

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Buy a tantrum mug!