soily /sɔɪ.li/ adjective4 •Resembling or characteristic of soil. •Covered in soil; earthy.Bellmark put the soily tin down on Elsie's best table-cover without eliciting a word of reproach, grasped it firmly with his left hand, and worked the opener round the top. — 1914 •Dirty; soiled.Methinks, Miss, said Sally, you are a little soily, to what we have seen you. — 1748 •(no longer used) Apt to stain. formssoilier · soiliest