lua help - looking for a command

[n0mi]

im looking for a command that activate a entitie when you press on it like ITEM.OnUse

so when you use the use command it will activate the entitie and when you press the drop command it will drop the item and the item will be removed

drop command

function ITEM.OnDrop ( Player )
		return true;
	end

use command

function ITEM.OnUse ( Player )
		return true;
	end