stewish adjective2 •Like a stew or thick soup. •(no longer used) Suiting a stew (brothel), i.e. lewd or lasciviousWhat, he, that earst to gain the ryming goale, The worne Recitall-post of Capitolle, Rymed in rules of stewish ribaldry, Teaching experimentall baudery? — 1597 formsmore stewish · most stewish