FIDELITY ADVISOR ASSET MANAGER 70 CLASS MUTUAL FUNDS USMF - What does FIDELITY ADVISOR ASSET MANAGER 70 CLASS MUTUAL FUNDS USMF mean? - What does FIDELITY ADVISOR ASSET MANAGER 70 CLASS MUTUAL FUNDS USMF stand for? - FIDELITY ADVISOR ASSET MANAGER 70 CLASS MUTUAL FUNDS USMF meaning