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abbreviation of 'special ed' which originates from a legend of a person named ed collette, who was apparently so retarded that when the world's greatest and most renowned english scholars gathered for their annual meeting, they first decided to make 'sped' a real word in recognition of this unique person, then, with this first bit of business done, went on to add shakespeare to the high school curriculum and other such matters of less significant importance
"that guy who stands there drooling all day is a sped"
"only a sped would fail their grade 3 trombone exam"
"George Bush is a sped"
by faggoty anne September 17, 2007
the past tense word of speed
it is also an abbreviation of special education or people who are special needs.
a car full of speds going to sped sped past the house
by williemac98 February 20, 2012
Special Education
by FJ Fulhern October 23, 2003
Special Education
Gradins children go to sped!
by kg23 March 23, 2003
Special-ed, someone who asks retarded questions, someone who doesn't shut the fuck up.
98% of the people in Mr. Paul's Period 7 are speds.
by Ey Peterson December 13, 2007
Litterally "special eductation" Usually used to describe someone when they are acting retarded.
"Man, did you hear what he said yesterday?"

"Ah shit man, I don't care-he's such a sped."
by notsodumbblonde December 03, 2006
Stands for strategically placed ethnic diversity. You would say sped if there is a group of people if there are 2 or more races in it.
Look over there at those people! SPED!!,
by basementhippo October 11, 2011