noun
    
    plural coins
    
    [count] :a small, flat, and usually round piece of metal issued by a government as money
    
    
    
    
    
    the other/opposite/flip side of the coin
    
    a different way of looking at or thinking about a situation
    
    
    
    toss/flip a coin
    
    to decide something by throwing a coin up in the air and seeing which side is shown after it lands
    
    
    
    two sides of the same coin
    
    two things that are regarded as two parts of the same thing
    
    
    
    verb
    
    coins; coined; coining
    
    [+ obj] to create (a new word or phrase) that other people begin to use
    
    
    
    
    
    The phrase to coin a phrase is sometimes used in a joking way to say that you know you are using a very common expression.
    
    
    
    to make (money in the form of coins)
    
    
    
    coin it
    
    or coin money
    
    Brit informal :to earn a lot of money quickly or easily