Cowpiss

Cows were mainly good for kicking over the milk pail, swatting you in the face with a cowpiss-soaked tail.

Source: wiktionary

‘⸺ing Gebler,’ he moaned in a strangled voice, ‘what was in that bottle?’ ‘Cowpiss’, said my uncle. ‘You should have asked me but you didn’t. I would have told you what it was. We took it from a sick cow to give to the veterinarian for urinalysis.’ Brendan, gasping ‘cowpiss’, ran outraged at full speed the few hundred yards outside and down the side of the mountain to throw himself in the freezing waters of Loch Dan.

Source: wiktionary

Smell like every barn in the world. Hay, mud, cowpiss.

Source: wiktionary

And when the hopeful women came near, the farmers raised up crop-sprayers, and covered them in cowpiss.

Source: wiktionary