The phrase identifies a specific type of disguise worn during the Halloween season, characterized by its representation of a well-known, perpetually grumpy, green Muppet character residing in a trash can. Such attire typically includes elements like green fur, a trash can prop, and characteristic frowning facial features. For example, an individual attending a Halloween party might choose to dress in green attire, carry a miniature garbage can, and adopt a scowling expression to embody this character.
The appeal of portraying this particular character during Halloween stems from its instantly recognizable nature and inherent comedic value. It offers an opportunity for lighthearted self-expression, and its association with grumpiness provides a humorous contrast to the generally festive atmosphere of the holiday. Furthermore, the option to incorporate a trash can prop offers a unique and memorable element to the overall presentation. In some respects, dressing as a misanthropic character becomes a social commentary in a playful manner.