We found 3 dictionaries that define the word iron molds:

General (3 matching dictionaries)

1. iron molds: Merriam-Webster
2. iron molds: Vocabulary.com
3. iron molds: TheFreeDictionary.com

(Note: See iron_mold as well.)

Definitions from WordNet (iron mold) ▸ noun:  a spot caused the staining with rust or ink ▸ Also see iron_mold ▸ Words similar to iron molds ▸ Usage examples for iron molds ▸ Idioms related to iron molds ▸ Wikipedia articles (New!) ▸ Words that often appear near iron molds ▸ Rhymes of iron molds ▸ Invented words related to iron molds