noun
1.
a. : a blue-colored poker chip usually of high value
b. : a valuable asset ; especially : one that can be readily used when needed (as in negotiations)
we've got the blue chips in the form of our airplanes and ships and fighting men — Saturday Review
2.
a. : a stock issue especially of a well-established corporation with substantial assets that usually commands a high price in relation to its earnings and to the prices of other stocks as a result of public acceptance and confidence in its stability : a quality common stock
b. : a venture, investment, or enterprise that is considered to be among the most secure or consistently profitable or successful in its class
the council's drive is supported by the blue chips in the advertising field — New York Times