gyrene

[ jahy-reen, jahy-reen ]
/ ˈdʒaɪ rin, dʒaɪˈrin /

noun Slang.

a member of the U.S. Marine Corps.

Origin of gyrene

1920–25; GI + (ma)rine with altered spelling
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019