Definitions
1.verbTo make or become blue.
2.verbTo treat the surface of steel so that it is passivated chemically and becomes more resistant to rust.
3.verb(laundry) To brighten by treating with blue (laundry aid)
4.verbTo spend (money) extravagantly; to blow.
5.nounA substance used in laundry to whiten clothes; blue
6.nounAny of several processes to protect steel against rust