1. A heavy ductile magnetic metallic element; is silver-white in pure form but readily rusts; used in construction and tools and armament; plays a role in the transport of oxygen by the blood
   "The bridge's iron structure had begun to show signs of rust";
   - Fe, atomic number 26
    
2. Home appliance consisting of a flat metal base that is heated and used to smooth cloth
   "She pressed her shirt with an old-fashioned smoothing iron";
   - smoothing iron
    
3. A golf club that has a relatively narrow metal head
   "He used a 7-iron for the approach shot to the green"
    
4. Implement used to brand live stock
   "The rancher used a branding iron to mark his cattle";
   - branding iron

1. Apply pressure and smooth with a heated iron
   "she stood there ironing"; "She ironed out the wrinkles in her shirt";
   - iron out, press

1. Extremely robust
   "an iron constitution"; "Her cast-iron constitution helped her recover quickly from the illness";
   - cast-iron

Derived forms: ironed, irons, ironing

See also: robust

Type of: club, golf club, home appliance, household appliance, implement, metal, metallic element, press

Part of: iron ore, steel

Encyclopedia: Iron, Forged in Fire