°A small pocketknife; a small knife with a blade which folds into the hand. Penknives often incorporate other tools such as corkscrews, and are generally smaller than pocketknives as a group.
°A small pocketknife; a small knife with a blade which folds into the hand. Penknives often incorporate other tools such as corkscrews, and are generally smaller than pocketknives as a group.