Top definition
An animal with a backbone. There are five classes of vertebrates. Mammals, reptiles, birds, fish and amphibians are the five classes of vertebrates.
Humans are vertebrates. Insects are invertebrates.
by David March 06, 2004
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an animal with a back bone
by Harry July 02, 2003
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The vengeful act of crapping on a lover's chest while they sleep.

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