Noun
Stafford gambit (plural Stafford gambits)
A chess opening deriving from the Petrov Defence (1. e4 e5 2. Nf3 Nf6) after which black gives up its king's pawn and plays the queen's knight to the C file (3. Nxe5 Nc6), especially when followed by (4. Nxc6 dxc6).