(US, military) Another servicemember assigned to mutually help another under the battle buddy system, and by extension any comrade.
2011, Yolanda Jones, Scarred, But Not Broken: My Personal Experience as a Single Mom, page 75
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Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
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