n.
Pronunciation: ' so ̇ i(- ə )l
Function: verb
Etymology: Middle English, from Anglo-French soiller, suiller, from Old French soil wallow of a wild boar, abyss, from Latin solium chair, bathtub; akin to Latin sed ē re to sit ― more at SIT
Date: 13th century
transitive verb
1 : to stain or defile morally : CORRUPT , POLLUTE
2 : to make unclean especially superficially : DIRTY
3 : to blacken or taint (as a person's reputation) by word or deed <revelations that soil ed his name>
intransitive verb : to become soiled or dirty