When you are overly anxious to do work and/or party due to the use of mass quantities of amphetamines.
"I just took an adderall and I am speeding balls right now"

"Dude all those line have got me speeding balls"
by Addy McGee May 19, 2010
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It's a mix of heroin and cocaine and is ussually injected
you havent tried nothin until youve had a speed ball
by Kari January 1, 2004
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Jim tried a speed ball once and stayed awake for 2 days
by AC March 28, 2004
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when heroin is mixed with meth or cocaine in the form of shooting up. man you kids do not know your drug terms!!!!!!
man i speed balled once and i could not feel anything but everything and i was a wake for hours and could not do anything!!!!!!
by street punk sam June 25, 2005
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a intense game of paintball. Played with the use of large inflatable bunkers and the use of high velocity paintball markers. The game is played in a small field with two teams against each other.
Let's go play speed ball at SC village!
by Alejandro Contreras April 17, 2007
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being under the influence or using a mixture of cocaine and methamphetamines.
by Caine April 21, 2003
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A very vicious game played in my gym class that's a mix between basketball, soccor, football, and evil preppy guys.
That poor preppy dude got his face smashed during speed ball today!!!!!!
by Midnitesun November 8, 2003
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