| No. | Item | Definition |
|---|---|---|
| 1. | activation | calling reservists to duty |
| 2. | ammunition | bullets, shells, or rounds |
| 3. | AO | area of operations |
| 4. | armory | place storing weapons and gear |
| 5. | assignment | job or duty posting |
| 6. | azimuth | direction measured in degrees |
| 7. | barracks | building for troop housing |
| 8. | base | main military installation |
| 9. | battalion | military unit above company |
| 10. | bayonet | blade fixed to rifle |
| 11. | bearing | direction to a point |
| 12. | billet | assigned job or quarters |
| 13. | body armor | protective vest against attacks |
| 14. | briefing | informational military meeting |
| 15. | camouflage | concealment by blending in |
| 16. | canteen | water container for field use |
| 17. | chain of command | line of military authority |
| 18. | classified | officially secret information |
| 19. | clearance | authorized access level |
| 20. | command | authority to direct troops |
| 21. | company | military unit above platoon |
| 22. | convoy | group of traveling vehicles |
| 23. | debrief | review after an operation |
| 24. | demobilization | release from active service |
| 25. | deployment | movement to active duty location |
| 26. | detachment | separated unit sent elsewhere |
| 27. | detail | specific assigned duty |
| 28. | discipline | obedience to rules and orders |
| 29. | dog tags | military identification tags |
| 30. | drill | scheduled training assembly |
| 31. | engagement | military encounter with enemy |
| 32. | enlisted | serving below officer rank |
| 33. | evacuation | removal from dangerous area |
| 34. | exercise | simulated military operation |
| 35. | fatigue | work uniform or exhaustion |
| 36. | firefight | short exchange of gunfire |
| 37. | first aid | basic emergency medical care |
| 38. | formation | arranged assembly of troops |
| 39. | frequency | assigned radio channel |
| 40. | garrison | troops stationed at a base |
| 41. | goggles | protective eyewear |
| 42. | grenade | small thrown explosive device |
| 43. | grid | map reference system |
| 44. | helmet | protective headgear |
| 45. | insignia | badge showing rank or unit |
| 46. | intel | military intelligence information |
| 47. | kit | personal military equipment |
| 48. | leave | authorized time away |
| 49. | loadout | assigned weapons and gear |
| 50. | logistics | movement and supply support |
| 51. | magazine | container feeding ammunition |
| 52. | maintenance | upkeep and repair work |
| 53. | malfunction | failure to work properly |
| 54. | medevac | medical evacuation transport |
| 55. | medic | combat medical specialist |
| 56. | mission | assigned military task |
| 57. | mobilization | activation for military service |
| 58. | muster | formal gathering for accountability |
| 59. | navigation | finding and following route |
| 60. | NCO | noncommissioned officer |
| 61. | objective | specific mission goal |
| 62. | officer | commissioned military leader |
| 63. | orders | official military instructions |
| 64. | ordnance | military weapons and ammunition |
| 65. | outpost | small remote military position |
| 66. | paygrade | salary level by rank |
| 67. | PCS | permanent duty station move |
| 68. | perimeter | outer defensive boundary |
| 69. | pistol | small handheld firearm |
| 70. | platoon | military unit below company |
| 71. | post | military station or position |
| 72. | quarters | military living accommodations |
| 73. | rank | position in military hierarchy |
| 74. | ration | prepared food supply |
| 75. | readiness | state of being prepared |
| 76. | reserve | military force kept for backup |
| 77. | reveille | morning wake-up signal |
| 78. | ROE | rules for using force |
| 79. | roll call | name check for attendance |
| 80. | rotation | scheduled change of personnel |
| 81. | rucksack | military backpack |
| 82. | salute | formal military gesture of respect |
| 83. | sector | assigned area of responsibility |
| 84. | secure | make safe and controlled |
| 85. | serviceable | fit for use |
| 86. | sidearm | secondary personal weapon |
| 87. | sitrep | situation report |
| 88. | squad | small military team |
| 89. | supply | needed materials and equipment |
| 90. | taps | evening lights-out bugle call |
| 91. | target | intended objective or aim |
| 92. | TDY | temporary duty assignment |
| 93. | terrain | physical features of land |
| 94. | tour | period of military duty |
| 95. | training | practice to build skills |
| 96. | triage | sorting by medical urgency |
| 97. | uniform | standard military clothing |
| 98. | unit | organized military group |
| 99. | weekend warrior | informal term for reservist |
| 100. | withdrawal | organized movement away |