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comparing someones intelligence to the speed of a horse finishing a race. the slow horse would natrually finish last, therefore the person who is the 'slow horse' is not very bright.

1. someone of minimal intelligence or who does not understand simple concepts

2. someone who is illeterate

3. often used to call someone stupid when they dont understand something, commonly a simple joke

4. a dumbass

can add the word "dusty" in front to mean a person who is both foul or dirty as well as unintelligent
BOBBY: OMG, I was trying to talk to Amanda this morning, and she just had the most stupid look on her face like she was confused by the most simple sentance!

MICHELLE: She is such a slow horse, it's like talking to an infant.

AMY: Wait, who are we talking about again?

BOBBY (to AMY): Wow, you slow horse.
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Jul 19 Word of the Day
the art of remembering an arousing occurrence or some porn you watched while masturbating, often handy if you have no porn or your in the shower
dude i had the best memory wank the other night, i was thinking about that time I walked in on your mum in the shower
by fonzatron2000 April 28, 2007
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2
1. a donkey, a domestic ass, Equus asinus.
2. a long-eared domesticated member of the horse family (Equidae), descended from the African wild ass (Equus asinus)
3. (since 1874) a representation of this animal as the emblem of the U.S. Democratic party.
4. a stupid, silly, or obstinate person.
Vanessa: Hey look, why are those tourists riding on that 'slow horse'?
John: That's a donkey, my dear!
by juanmarcos1 December 13, 2010
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