Coin (6)
'coin' is the definition.
(penny is a kind of coin)
This is all the clue.
(Other definitions for penny that I've seen before include "Coin - girl's name" , "Bronze coin" , "p; small coin" , "Smallest UK coin" , "British coin" .)
(Other definitions for nickel that I've seen before include "US 5 cents" , "Metal - 5 cents" , "Element; five cents in US" , "US coin worth five cents" , "Coin worth half a dime" .)
(Other definitions for copper that I've seen before include "Metal - police officer" , "Red-brown metal" , "Little money" , "Atomic number 29" , "Reddish-brown like colourful beech" .)
'coin' is the definition.
(term for coined money)
This is the entire clue.
(Other definitions for specie that I've seen before include "Coinage, metal money" , "Coin as opposed to paper money" , "Money as coins" , "Coins collectively" , "Money in the form of coin" .)
'coin' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for invent that I've seen before include "Design - discover" , "Be the first person to make something" , "Think up, create" , "Design something new, create by thought" , "Create like Edison" .)
(Other definitions for ops that I've seen before include "Surgical procedures (abbr)" , "Military (or surgical) procedures" , "military activity" , "Military operations" , "medical procedures" .)