Drill instructor
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 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). US
"Army: drill sergeant"
- 2 a noncommissioned officer who instructs recruits in military marching and discipline wordnet
Example
More examples"Navy: recruit division commander"