To make dirty.
To become dirty or soiled.
Light colours soil sooner than dark ones.
To stain or mar, as with infamy or disgrace; to tarnish; to sully.
To dirty one's clothing by accidentally defecating while clothed.
To make invalid, to ruin.
To enrich with soil or muck; to manure.
To feed, as cattle or horses, in the barn or an enclosure, with fresh grass or green food cut for them, instead of sending them out to pasture; hence (such food having the effect of purging them), to purge by feeding on green food.
to soil a horse
Dirty