A hollow ball or shell of iron filled with powder of other explosive, ignited by means of a fuse, and thrown from the hand among enemies.
A small fused bomb intended to be thrown by hand or otherwise projected. From resemblance to la grenade, French for pomegranate, a thick-skinned fruit with a projecting end.
a small bomb with a bursting radius of about 30 yards that can be hurled a short distance by hand or rifle. Average man can throw a grenade 30 to 45 yards.