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1.
n.

1. The short bus which carries mentally handicapped individuals to school.
"It's bad enough that I'm already late to class, but now I'm stuck behind the tardwagon."
by Cardmonkey May 26, 2005

Words related to Tardwagon

fucker fuckwagon retard short bus
 
2.
Insult, much like fuckwagon, except it implies that the insulted is more of a retard than a fucker.
"Friggin' tardwagon."
"DAEE DUUUURRR DEEEEH!"
by The Paul April 06, 2005