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1.
Any collection of retarded people, typically for the purpose of education or socialization. Used particularly when the group goes on adventures to the "outside world" that they otherwise might not enjoy.
I went to Busch Gardens today, but apparently it was the day for all of the tard farms to come to the park.
by Golfhaus September 09, 2004
 
2.
Special Education class, state school facilitating retarded kids.
Man Danny's kids are gonna need to be put in a tard farm.
by bastard May 23, 2003
 
3.
a place where you send a person who is a tard
I'll send you to the tardfarm
by Sarah March 15, 2005