ˈkrēgzˌpē(ə)l, -ēgˌsp-, -ēkˌshp- noun
Etymology: German kriegsspiel, from krieg war + spiel game
1. : a game in which blocks, pins, and flags representing contending forces and guns are moved about according to rules based on war conditions
2. : chess in which neither player sees the other's board but is given some information as to the opponent's moves by a referee who keeps track of all moves on a third board