The phrase references a specific Halloween-related event held in a particular urban location. It describes a gathering or celebration taking place during the Halloween season within an alley setting in Baltimore. An example would be a community-organized party featuring costumes, decorations, and activities centered around the Halloween holiday.
Such events can foster community engagement and provide opportunities for social interaction amongst residents. Historically, alleyways have served as unique spaces for community gatherings, and themed events like this can revitalize these areas, promoting safety and a sense of belonging. The festive nature contributes to local culture and provides a safe and structured environment for Halloween celebrations, particularly for families and children.