'Minie ball' definitions:
Definition of 'Minie ball'
From: GCIDE
- Minie ball \Min"ie ball`\ [From the inventor, Captain Mini['e], of France.] A conical rifle bullet, with a cavity in its base plugged with a piece of iron, which, by the explosion of the charge, is driven farther in, expanding the sides to fit closely the grooves of the barrel. [1913 Webster]