To kill or euthanize it. It may also refer to culling, which means separating a bovine (not just a cow) to be shipped and sold, often for slaughter.
It could mean that a cow is ready to give birth.
A breaching cow could mean a cow that is calving out a backwards calf.
It means laugh out loud cow.
No, a crayon is not a cow but unless you mean a different kind of cow then I have no clue at all.
Throw out or eliminate from the body
To eliminate can mean to banish, exile, or remove someone. But eliminate also means to get rid of waste.
A cow pat, cow pie or prairie muffin is cow dung in its natural state.
Marra mean mother of a cow.
lots a cow
Cow
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Bovine refers to a cow. I'm not sure what they mean by half cow.