What is the meaning of Manure?

To cultivate by manual labor; to till; hence, to develop by culture.

To apply manure (as fertilizer or soil improver).

Animal excrement, especially that of common domestic farm animals and when used as fertilizer. Generally speaking, from cows, horses, sheep, pigs and chickens.

Any fertilizing substance, whether of animal origin or not; fertiliser.

Rubbish; nonsense; bullshit.

Source: wiktionary.org