iron cross

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A cross formed by two bars of equal length, crossing in the middle at right angles and expanding toward the ends, used especially as a symbol for the Prussian and German military.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun gymnastics A position on the rings where the gymnast holds the rings straight out on either side of the body.
• noun sports, moguls freestyle skiing an acrobatic maneuver where the skier remains upright, but the lower leg bends back at the knee 90 degrees, and the ankles twist 45 degrees, so that the back of the skis form a right-angle cross