The term HAMMY ACTOR can be summarized by two crossword solutions: MUGGER (6 letters) and EMOTER (6 letters). A hammy actor is someone who overacts or exaggerates their performance, often in a comedic way. A MUGGER is someone who robs people in public places, usually using force or threats of violence. An EMOTER is someone who expresses their emotions in an exaggerated or theatrical way. Therefore, the term HAMMY ACTOR can be defined as someone who is overly dramatic in their performance, both in terms of physical actions and emotional expression.