Plain English Meaning
A luggage area built into the front of the airplane, ahead of the cockpit. You load bags into it through a door on the outside of the nose.
Full Definition
A storage space located in the nose section of certain airplanes, forward of the firewall or cockpit, used for carrying baggage or cargo within published weight and balance limits. Access is typically through an external door, and loading affects the airplane's center of gravity and forward weight distribution.
Context Anchor
Seen during preflight inspection, loading, and weight-and-balance planning for airplanes that have a front baggage area.
Derivation
“Nose” is commonly used for the front part of something, and in aviation it means the forward end of the airplane. “Baggage ” means a separated storage space for carried items.