1) Dangerous situation 2) Parcel 3) Parcel of land 4) Piece of ground 5) Piece of land 6) Tract 7) Treacherous place 8) Treacherous situation 
[online game] Minefield is a massively multiplayer online version of the popular Minesweeper game by Serge Borbit and George Miroshnykov. The game is built using node .js and HTML5. ...
Area where mines have been planted to trap an unwary enemy or prevent them from crossing or gaining access to the area, both at sea or on land. ...
A minefield is an area planted with mines by hand, or delivered by mechanical means such as cluster bomb. Minefields are designed to deny enemy forces freedom of movement through the area, or at least slow progress due to the need for mine disposal teams to clear a path through them.
See Cabbage patch.
[n] - a region in which explosives mines have been placed
noun a region in which explosives mines have been placed