drill instructor

Fetched 2026-10-26 (cache).

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Noun

1. {{lb|en|US|_|military}} The generic term for the principal instructor of fresh military recruits undergoing [[basic training]] in the various branches of the United States military, routinely abbreviated to the [[initialism]] [[DI]]; always filled by enlisted personnel (a [[sergeant]] or [[petty officer]]).

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.