iron heel
         n 1: an instrument of torture that is used to heat or crush the
               foot and leg [syn: {boot}, {the boot}, {iron boot}, {iron
               heel}]

English Dictionary: iron heel	by the DICT Development Group
From WordNet (r) 3.0 (2006) [wn]:
Iron Lady n British stateswoman; first woman to serve as Prime Minister (born in 1925) Synonym(s): Thatcher, Margaret Thatcher, Margaret Hilda Thatcher, Baroness Thatcher of Kesteven, Iron Lady
From WordNet (r) 3.0 (2006) [wn]:
iron lung n respirator that produces alternations in air pressure in a chamber surrounding a patient's chest to force air into and out of the lungs thus providing artificial respiration
From WordNet (r) 3.0 (2006) [wn]:
iron mold n a spot caused the staining with rust or ink [syn: {iron mold}, iron mould]
From WordNet (r) 3.0 (2006) [wn]:
iron mould n a spot caused the staining with rust or ink [syn: {iron mold}, iron mould]
From WordNet (r) 3.0 (2006) [wn]:
ironlike adj exhibiting strength or hardness like that of iron; "ironlike determination"; "ironlike nerves"; "ironlike discipline of the Marines"
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Iron \I"ron\ ([imac]"[ucr]rn), a. [AS. [c6]ren, [c6]sen. See       {Iron}, n.]       1. Of, or made of iron; consisting of iron; as, an iron bar,             dust.          2. Resembling iron in color; as, iron blackness.          3. Like iron in hardness, strength, impenetrability, power of             endurance, insensibility, etc.; as:             (a) Rude; hard; harsh; severe.                               Iron years of wars and dangers.   --Rowe.                               Jove crushed the nations with an iron rod.                                                                               --Pope.             (b) Firm; robust; enduring; as, an iron constitution.             (c) Inflexible; unrelenting; as, an iron will.             (d) Not to be broken; holding or binding fast; tenacious.                   [bd]Him death's iron sleep oppressed.[b8] --Philips.          Note: Iron is often used in composition, denoting made of                iron, relating to iron, of or with iron; producing                iron, etc.; resembling iron, literally or figuratively,                in some of its properties or characteristics; as,                iron-shod, iron-sheathed, iron-fisted, iron-framed,                iron-handed, iron-hearted, iron foundry or                iron-foundry.          {Iron age}.             (a) (Myth.) The age following the golden, silver, and                   bronze ages, and characterized by a general                   degeneration of talent and virtue, and of literary                   excellence. In Roman literature the Iron Age is                   commonly regarded as beginning after the taking of                   Rome by the Goths, A. D. 410.             (b) (Arch[91]ol.) That stage in the development of any                   people characterized by the use of iron implements in                   the place of the more cumbrous stone and bronze.          {Iron cement}, a cement for joints, composed of cast-iron             borings or filings, sal ammoniac, etc.          {Iron clay} (Min.), a yellowish clay containing a large             proportion of an ore of iron.          {Iron cross}, a Prussian order of military merit; also, the             decoration of the order.          {Iron crown}, a golden crown set with jewels, belonging             originally to the Lombard kings, and indicating the             dominion of Italy. It was so called from containing a             circle said to have been forged from one of the nails in             the cross of Christ.          {Iron flint} (Min.), an opaque, flintlike, ferruginous             variety of quartz.          {Iron founder}, a maker of iron castings.          {Iron foundry}, the place where iron castings are made.          {Iron furnace}, a furnace for reducing iron from the ore, or             for melting iron for castings, etc.; a forge; a             reverberatory; a bloomery.          {Iron glance} (Min.), hematite.          {Iron hat}, a headpiece of iron or steel, shaped like a hat             with a broad brim, and used as armor during the Middle             Ages.          {Iron horse}, a locomotive engine. [Colloq.]          {Iron liquor}, a solution of an iron salt, used as a mordant             by dyers.          {Iron man} (Cotton Manuf.), a name for the self-acting             spinning mule.          {Iron} {mold [or] mould}, a yellow spot on cloth stained by             rusty iron.          {Iron ore} (Min.), any native compound of iron from which the             metal may be profitably extracted. The principal ores are             magnetite, hematite, siderite, limonite, G[94]thite,             turgite, and the bog and clay iron ores.          {Iron pyrites} (Min.), common pyrites, or pyrite. See             {Pyrites}.          {Iron sand}, an iron ore in grains, usually the magnetic iron             ore, formerly used to sand paper after writing.          {Iron scale}, the thin film which on the surface of wrought             iron in the process of forging. It consists essentially of             the magnetic oxide of iron, {Fe3O4>}.          {Iron works}, a furnace where iron is smelted, or a forge,             rolling mill, or foundry, where it is made into heavy             work, such as shafting, rails, cannon, merchant bar, etc.