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Someone who is really dumb in the head, as if they are on crack but they aren't on anything.
They're just plain retards.
If you find one, give them a nice slap across the head!
Dad: "OI CUNT DO THE DISHES"
You: " Fuckin' relax you spastic head"
Dad: *bashes the shit outta you*
via giphy
by 6ix9ineYourMum August 03, 2018
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2
The term "spastic head" is an insult, generally used when naming a highly strung individual.
by NEKMINUTE480 December 20, 2016
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