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A devil dog is a nickname for a U.S. Marine, derived from the German term “Teufelshunde” reportedly used during World War I to describe Marines’ fighting spirit.

A hostel is a budget-friendly type of accommodation that often features shared rooms and communal facilities, offering a social environment for travelers.

Hanukkah is a Jewish festival, also known as the Festival of Lights, which commemorates the rededication of the Second Temple in Jerusalem and the miracle of the oil that lasted eight days despite there only being enough oil for one day.

Kwanzaa is a week-long annual celebration honoring African-American culture and heritage, observed from December 26 to January 1.

A ghost gun is an untraceable firearm that is typically assembled from parts, often lacking a serial number, and can be made at home using kits or 3D-printed components.