definition of
shell

[1] #1 shell n. ammunition consisting of a cylindrical metal casing containing an explosive charge and a projectile; fired from a large gun. wn

[2] #2 shell n. the material that forms the hard outer covering of many animals. wn

[3] #3 shell n. [carapace, cuticle, shield] hard outer covering or case of certain organisms such as arthropods and turtles. wn

[4] #4 shell v. [blast] use explosives on; "The enemy has been shelling us all day". wn

[5] #5 shell v. [blast] create by using explosives; "blast a passage through the mountain". wn