Explore Marine Corps terminology, history, and heritage resources connected to The Devil Dog Dictionary.
This page offers background on the language, traditions, and stories that shaped Marine Corps slang from 1775 to today.
While the true origin of the term “Devil Dog” name remains debated — the legend was born in the ferocity of Belleau Wood, 1918. German troops were said to have called the Marines Teufel Hunden — “Devil Dogs” — for their unyielding courage under fire. Discover the history and decide for yourself where fact ends and legend begins.
The Transformation | Making Marines
Customs and Courtesies of the USMC
The Devil Dog Dictionary is a compact, Marine‑made glossary celebrating the grit, wit and esprit of the Corps — past and present. Built with contributions from Marines, for Marines, in honor of the 250th Birthday of the United States Marine Corps.
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