Definitions
1.nounA tough cut of beef from the shoulder of the steer.
2.nounA simple iron (for pressing laundry) which is heated on a stove.
3.nounA pair of metal tongs with heated ceramic plates used for straightening hair.
4.noun(especially referring to the shape of a building) a quadrilateral with two parallel sides, one of which is very short, and whose non-parallel sides are longer than either parallel side.
5.nounA steeply sloping triangular landform created by the differential erosion of a steeply dipping, erosion-resistant layer of rock overlying softer strata.
6.adjectiveHaving a flatiron shape."a flatiron building"