seabag means A duffel bag used by sailors or marines. Lexicurio rates it Sui generis — a strength score of 92 out of 100.
noun
- A duffel bag used by sailors or marines.“Even though it was still short of lights-out by two hours, the enlisted men's quarters was abuzz and asnort with the sounds of sleeping men when I dragged my seabag through the hatchway.”