Two-Way Stayman

Any of a variety of methods of combining both 2C and 2D as inquiries after partner’s 1NT opening. The 2C response is generally used as "nonforcing" Stayman, but the 2D response has may variations. See Double-Barrelled Stayman, Roth Two Diamonds, Stayman Two Diamonds, August Two Diamonds, Murray Two Diamonds, and Truscott Two Diamonds.